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26 tháng 7 2023

Blue whales are the biggest animals in the world. They are more than 30 meters long, making them even bigger than dinosaurs. Despite their massive size, blue whales live in small groups. Usually, there are only two or three whales in a group.

Contrary to their enormous size, blue whales are not dangerous to humans. They are gentle creatures and are known for their intelligence. Blue whales can use sound to communicate with each other, making them excellent at talking. Additionally, they have a unique feeding habit. Despite their size, blue whales only eat small creatures, such as krill and plankton.

In conclusion, blue whales are fascinating creatures. They are the largest animals on Earth, yet they live in small groups. Despite their size, they are gentle and intelligent. Blue whales use sound to communicate and only eat small creatures. Their presence in the ocean is a testament to the diversity and wonder of marine life.

26 tháng 7 2023

Blue whales are the biggest animals in the world. They are more than 30 meters long, making them even bigger than dinosaurs. Despite their massive size, blue whales live in small groups. Usually, there are only two or three whales in a group.

Contrary to their enormous size, blue whales are not dangerous to humans. They are gentle creatures and are known for their intelligence. Blue whales can use sound to communicate with each other, making them excellent at talking. Additionally, they have a unique feeding habit. Despite their size, blue whales only eat small creatures, such as krill and plankton.

In conclusion, blue whales are fascinating creatures. They are the largest animals on Earth, yet they live in small groups. Despite their size, they are gentle and intelligent. Blue whales use sound to communicate and only eat small creatures. Their presence in the ocean is a testament to the diversity and wonder of marine life.

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35. The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change. Blue...
Đọc tiếp

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35.

The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change.

Blue whales are simply enormous with most ranging in length from 24-30 m. The largest ever recorded was a gargantuan 33.5 m long. Females are up to 10 m longer than males. And they can weigh up to 200 tonnes. Just to put that in perspective: an adult male African elephant weighs 6 tonnes. The blue whale's heart is the size of a small car and its beat can be detected two miles away. But that's nothing compared to their calls. Blue whales are the loudest animals on earth and their calls are louder than a jet engine: reaching 188 decibels, while a jet's engine hit 'just' 140 decibels. Apart from their gigantic size, blue whales can be identified by their relatively small dorsal fin, a fairly rounded rostrum (anterior part of the skull), and approximately 90 ventral grooves, which reach the navel. They also have row of 300-400 baleen plates on each side of the mouth, which are black in color and range in length from 50 cm in front to 100 cm in back.

Blue whales mostly travel alone or in groups of 2-3. Larger groups of up to 60 whales have been reported and are probably associated with feeding grounds. However, the blue whale has the most powerful voice in the animal kingdom and its low-frequency sounds can travel in deep water over hundreds, or even thousands, of miles. Under these circumstances, animals which may appear to us to be traveling alone may actually be in constant contact with one another.

At birth, a blue whale calf is the largest baby on earth: approximately 8m long and weighing about 4 tonnes. They grow at a rate of 90 kg per day and wean after 7-8 months, once they have reached about 15 m in length, and are able to follow the normal migration pattern alone. They reach sexual maturity at 5-10 years. This growth rate is astonishing and is probably the fastest in the animal kingdom. From conception to weaning, it represents a several billion-fold increase in tissue in just over a year and a half. Like other baleen whales, the blue whale has no teeth so it is hard to tell its age but scientists believe they live until at least 50.

Like other large whales, blue whales are threatened by chemical and sound pollution, habitat loss, overfishing of krill, ship strikes and becoming entangled in fishing gear. Climate change could also have a major impact on its food supply, since global warming and associated ocean acidification may impact krill populations. In addition, frontal zones - critical whale habitats - are projected to move further south due to climate change. Frontal zones are boundaries between different water masses, where water can rise from the depths, bringing with it large amounts of nutrients that stimulate the growth of phytoplankton and support substantial populations of prey species for whales. Blue whales would have to migrate further (perhaps 200-500 km more) to reach and feed at these food-rich areas where they build up reserves to sustain themselves for the rest of the year. These longer migration paths could increase the energy costs of migration and reduce the duration of the main feeding season. As frontal zones move southward, they also move closer together, reducing the overall area of foraging habitat available.

Question 30: According to the passage, why isn't a blue whale lonely when it travels alone?

A. Because most of other blue whales also travel alone.

B. Because it can contact with others through their powerful voice.

C. Because it shares the same feeding grounds with others.

D. Because other blue whales will appear when it reaches the destination.

1
15 tháng 2 2018

Đáp án B

Theo đoạn văn, tại sao một con cá voi xanh lại không đơn độc khi di chuyển một mình?

A. Bởi vì hầu hết các con cá voi xanh khác cũng di chuyển 1 mình.

B. Bởi vì nó có thể liên lạc với những con cá voi xanh khác thông qua tiếng kêu rất lớn của chúng.

C. Bởi vì chúng cùng chia sẻ khu vực kiếm ăn với những con cá voi xanh khác.

D. Bởi vì những con cá voi xanh khác sẽ xuất hiện khi chúng đến được đích đến.

Căn cứ thông tin đoạn 3:

Blue whales mostly travel alone or in groups of 2-3. Larger groups of up to 60 whales have been reported and are probably associated with feeding grounds. However. the blue whale has the most powerful voice in the animal kingdom and its low-frequency sounds can travel in deep water over hundreds, or even thousands. Of miles. Under these circumstances, animals which may appear to us to be traveling alone may actually be in constant contact with one another.

(Cá voi xanh chủ yếu di chuyển một mình hoặc theo nhóm từ 2 - 3 con. Những nhóm lớn hơn đến 50 con cũng đã từng được báo cáo và có thể có liên quan đến khu vực kiếm ăn. Tuy nhiên, cá voi xanh là loài có tiếng kêu to nhất trong vương quốc các loài động vật và âm thanh tần số thấp của nó có thể di chuyển sâu trong nước qua hàng tram hay thậm chí hàng ngàn dặm. Trong những hoàn cảnh này, những loài động vật mà chúng ta tưởng đang đi một mình lại thật sự có thể liên lạc thường xuyên với nhau.)

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35. The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change. Blue...
Đọc tiếp

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35.

The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change.

Blue whales are simply enormous with most ranging in length from 24-30 m. The largest ever recorded was a gargantuan 33.5 m long. Females are up to 10 m longer than males. And they can weigh up to 200 tonnes. Just to put that in perspective: an adult male African elephant weighs 6 tonnes. The blue whale's heart is the size of a small car and its beat can be detected two miles away. But that's nothing compared to their calls. Blue whales are the loudest animals on earth and their calls are louder than a jet engine: reaching 188 decibels, while a jet's engine hit 'just' 140 decibels. Apart from their gigantic size, blue whales can be identified by their relatively small dorsal fin, a fairly rounded rostrum (anterior part of the skull), and approximately 90 ventral grooves, which reach the navel. They also have row of 300-400 baleen plates on each side of the mouth, which are black in color and range in length from 50 cm in front to 100 cm in back.

Blue whales mostly travel alone or in groups of 2-3. Larger groups of up to 60 whales have been reported and are probably associated with feeding grounds. However, the blue whale has the most powerful voice in the animal kingdom and its low-frequency sounds can travel in deep water over hundreds, or even thousands, of miles. Under these circumstances, animals which may appear to us to be traveling alone may actually be in constant contact with one another.

At birth, a blue whale calf is the largest baby on earth: approximately 8m long and weighing about 4 tonnes. They grow at a rate of 90 kg per day and wean after 7-8 months, once they have reached about 15 m in length, and are able to follow the normal migration pattern alone. They reach sexual maturity at 5-10 years. This growth rate is astonishing and is probably the fastest in the animal kingdom. From conception to weaning, it represents a several billion-fold increase in tissue in just over a year and a half. Like other baleen whales, the blue whale has no teeth so it is hard to tell its age but scientists believe they live until at least 50.

Like other large whales, blue whales are threatened by chemical and sound pollution, habitat loss, overfishing of krill, ship strikes and becoming entangled in fishing gear. Climate change could also have a major impact on its food supply, since global warming and associated ocean acidification may impact krill populations. In addition, frontal zones - critical whale habitats - are projected to move further south due to climate change. Frontal zones are boundaries between different water masses, where water can rise from the depths, bringing with it large amounts of nutrients that stimulate the growth of phytoplankton and support substantial populations of prey species for whales. Blue whales would have to migrate further (perhaps 200-500 km more) to reach and feed at these food-rich areas where they build up reserves to sustain themselves for the rest of the year. These longer migration paths could increase the energy costs of migration and reduce the duration of the main feeding season. As frontal zones move southward, they also move closer together, reducing the overall area of foraging habitat available.

Question 29: Which of the following is NOT correct about the blue whale's physical description?

A. It is very easy to discover the appearance of a blue whale via its heart beat

B. Male blue whales are the longest in their species.

C. The calls of the blue whale are louder than those of any animals on the Earth.

D. A small dorsal fin is also the identity of the blue whale.

1
23 tháng 5 2019

Đáp án B

Câu nào trong các cân sau là không đúng về đặc điểm vật lý (mô tả hình dáng) của cá voi xanh?   

A. Rất dễ phát hiện sự có mặt của cá voi xanh thông qua nhịp tim của nó.

B. Cá voi xanh đực là con dài nhất trong loài.

C. Tiếng kêu của cá voi xanh lớn hơn tiếng kêu của bất kì loài nào trên Trái Đất.

D. Một cái vây nhỏ ở lưng cũng là đặc điểm nhận dạng của cá voi xanh.

Căn cứ vào thông tin đoạn 2:

Blue whales are simply enormous with most ranging in length from 24-30 m. The largest ever recorded was a gargantuan 33.5 m long. Females are up to 10 m longer than males. (Cá voi xanh là loài rất to lớn với chiều dài từ 24 - 30 mét. Con lớn nhất từng được ghi nhận là 1 con cá khổng lồ dài 33,5 mét. Con cái dài hơn 10 mét so với con đực)

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35.The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change.Blue...
Đọc tiếp

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35.

The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change.

Blue whales are simply enormous with most ranging in length from 24-30 m. The largest ever recorded was a gargantuan 33.5 m long. Females are up to 10 m longer than males. And they can weigh up to 200 tonnes. Just to put that in perspective: an adult male African elephant weighs 6 tonnes. The blue whale's heart is the size of a small car and its beat can be detected two miles away. But that's nothing compared to their calls. Blue whales are the loudest animals on earth and their calls are louder than a jet engine: reaching 188 decibels, while a jet's engine hit 'just' 140 decibels. Apart from their gigantic size, blue whales can be identified by their relatively small dorsal fin, a fairly rounded rostrum (anterior part of the skull), and approximately 90 ventral grooves, which reach the navel. They also have row of 300-400 baleen plates on each side of the mouth, which are black in color and range in length from 50 cm in front to 100 cm in back.

Blue whales mostly travel alone or in groups of 2-3. Larger groups of up to 60 whales have been reported and are probably associated with feeding grounds. However, the blue whale has the most powerful voice in the animal kingdom and its low-frequency sounds can travel in deep water over hundreds, or even thousands, of miles. Under these circumstances, animals which may appear to us to be traveling alone may actually be in constant contact with one another.

At birth, a blue whale calf is the largest baby on earth: approximately 8m long and weighing about 4 tonnes. They grow at a rate of 90 kg per day and wean after 7-8 months, once they have reached about 15 m in length, and are able to follow the normal migration pattern alone. They reach sexual maturity at 5-10 years. This growth rate is astonishing and is probably the fastest in the animal kingdom. From conception to weaning, it represents a several billion-fold increase in tissue in just over a year and a half. Like other baleen whales, the blue whale has no teeth so it is hard to tell its age but scientists believe they live until at least 50.

Like other large whales, blue whales are threatened by chemical and sound pollution, habitat loss, overfishing of krill, ship strikes and becoming entangled in fishing gear. Climate change could also have a major impact on its food supply, since global warming and associated ocean acidification may impact krill populations. In addition, frontal zones - critical whale habitats - are projected to move further south due to climate change. Frontal zones are boundaries between different water masses, where water can rise from the depths, bringing with it large amounts of nutrients that stimulate the growth of phytoplankton and support substantial populations of prey species for whales. Blue whales would have to migrate further (perhaps 200-500 km more) to reach and feed at these food-rich areas where they build up reserves to sustain themselves for the rest of the year. These longer migration paths could increase the energy costs of migration and reduce the duration of the main feeding season. As frontal zones move southward, they also move closer together, reducing the overall area of foraging habitat available.

Which of the following is NOT correct about the blue whale's physical description?

A. It is very easy to discover the appearance of a blue whale via its heart beat

B. Male blue whales are the longest in their species.

C. The calls of the blue whale are louder than those of any animals on the Earth.

D. A small dorsal fin is also the identity of the blue whale.

1
23 tháng 2 2019

Đáp án B

Câu nào trong các cân sau là không đúng về đặc điểm vật lý (mô tả hình dáng) của cá voi xanh?        

A. Rất dễ phát hiện sự có mặt của cá voi xanh thông qua nhịp tim của nó.

B. Cá voi xanh đực là con dài nhất trong loài.

C. Tiếng kêu của cá voi xanh lớn hơn tiếng kêu của bất kì loài nào trên Trái Đất.

D. Một cái vây nhỏ ở lưng cũng là đặc điểm nhận dạng của cá voi xanh.

Căn cứ vào thông tin đoạn 2:

Blue whales are simply enormous with most ranging in length from 24-30 m. The largest ever recorded was a gargantuan 33.5 m long. Females are up to 10 m longer than males. (Cá voi xanh là loài rất to lớn với chiều dài từ 24 - 30 mét. Con lớn nhất từng được ghi nhận là 1 con cá khổng lồ dài 33,5 mét. Con cái dài hơn 10 mét so với con đực)

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35.The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change.Blue...
Đọc tiếp

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35.

The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change.

Blue whales are simply enormous with most ranging in length from 24-30 m. The largest ever recorded was a gargantuan 33.5 m long. Females are up to 10 m longer than males. And they can weigh up to 200 tonnes. Just to put that in perspective: an adult male African elephant weighs 6 tonnes. The blue whale's heart is the size of a small car and its beat can be detected two miles away. But that's nothing compared to their calls. Blue whales are the loudest animals on earth and their calls are louder than a jet engine: reaching 188 decibels, while a jet's engine hit 'just' 140 decibels. Apart from their gigantic size, blue whales can be identified by their relatively small dorsal fin, a fairly rounded rostrum (anterior part of the skull), and approximately 90 ventral grooves, which reach the navel. They also have row of 300-400 baleen plates on each side of the mouth, which are black in color and range in length from 50 cm in front to 100 cm in back.

Blue whales mostly travel alone or in groups of 2-3. Larger groups of up to 60 whales have been reported and are probably associated with feeding grounds. However, the blue whale has the most powerful voice in the animal kingdom and its low-frequency sounds can travel in deep water over hundreds, or even thousands, of miles. Under these circumstances, animals which may appear to us to be traveling alone may actually be in constant contact with one another.

At birth, a blue whale calf is the largest baby on earth: approximately 8m long and weighing about 4 tonnes. They grow at a rate of 90 kg per day and wean after 7-8 months, once they have reached about 15 m in length, and are able to follow the normal migration pattern alone. They reach sexual maturity at 5-10 years. This growth rate is astonishing and is probably the fastest in the animal kingdom. From conception to weaning, it represents a several billion-fold increase in tissue in just over a year and a half. Like other baleen whales, the blue whale has no teeth so it is hard to tell its age but scientists believe they live until at least 50.

Like other large whales, blue whales are threatened by chemical and sound pollution, habitat loss, overfishing of krill, ship strikes and becoming entangled in fishing gear. Climate change could also have a major impact on its food supply, since global warming and associated ocean acidification may impact krill populations. In addition, frontal zones - critical whale habitats - are projected to move further south due to climate change. Frontal zones are boundaries between different water masses, where water can rise from the depths, bringing with it large amounts of nutrients that stimulate the growth of phytoplankton and support substantial populations of prey species for whales. Blue whales would have to migrate further (perhaps 200-500 km more) to reach and feed at these food-rich areas where they build up reserves to sustain themselves for the rest of the year. These longer migration paths could increase the energy costs of migration and reduce the duration of the main feeding season. As frontal zones move southward, they also move closer together, reducing the overall area of foraging habitat available.

According to the passage, why isn't a blue whale lonely when it travels alone?

A. Because most of other blue whales also travel alone.

B. Because it can contact with others through their powerful voice.

C. Because it shares the same feeding grounds with others.

D. Because other blue whales will appear when it reaches the destination.

1
28 tháng 10 2019

Đáp án B

Theo đoạn văn, tại sao một con cá voi xanh lại không đơn độc khi di chuyển một mình?

A. Bởi vì hầu hết các con cá voi xanh khác cũng di chuyển 1 mình.

B. Bởi vì nó có thể liên lạc với những con cá voi xanh khác thông qua tiếng kêu rất lớn của chúng.

C. Bởi vì chúng cùng chia sẻ khu vực kiếm ăn với những con cá voi xanh khác.

D. Bởi vì những con cá voi xanh khác sẽ xuất hiện khi chúng đến được đích đến.

Căn cứ thông tin đoạn 3:

Blue whales mostly travel alone or in groups of 2-3. Larger groups of up to 60 whales have been reported and are probably associated with feeding grounds. However. the blue whale has the most powerful voice in the animal kingdom and its low-frequency sounds can travel in deep water over hundreds, or even thousands. Of miles. Under these circumstances, animals which may appear to us to be traveling alone may actually be in constant contact with one another.

(Cá voi xanh chủ yếu di chuyển một mình hoặc theo nhóm từ 2 - 3 con. Những nhóm lớn hơn đến 50 con cũng đã từng được báo cáo và có thể có liên quan đến khu vực kiếm ăn. Tuy nhiên, cá voi xanh là loài có tiếng kêu to nhất trong vương quốc các loài động vật và âm thanh tần số thấp của nó có thể di chuyển sâu trong nước qua hàng tram hay thậm chí hàng ngàn dặm. Trong những hoàn cảnh này, những loài động vật mà chúng ta tưởng đang đi một mình lại thật sự có thể liên lạc thường xuyên với nhau.)

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35. The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change. Blue...
Đọc tiếp

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35.

The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change.

Blue whales are simply enormous with most ranging in length from 24-30 m. The largest ever recorded was a gargantuan 33.5 m long. Females are up to 10 m longer than males. And they can weigh up to 200 tonnes. Just to put that in perspective: an adult male African elephant weighs 6 tonnes. The blue whale's heart is the size of a small car and its beat can be detected two miles away. But that's nothing compared to their calls. Blue whales are the loudest animals on earth and their calls are louder than a jet engine: reaching 188 decibels, while a jet's engine hit 'just' 140 decibels. Apart from their gigantic size, blue whales can be identified by their relatively small dorsal fin, a fairly rounded rostrum (anterior part of the skull), and approximately 90 ventral grooves, which reach the navel. They also have row of 300-400 baleen plates on each side of the mouth, which are black in color and range in length from 50 cm in front to 100 cm in back.

Blue whales mostly travel alone or in groups of 2-3. Larger groups of up to 60 whales have been reported and are probably associated with feeding grounds. However, the blue whale has the most powerful voice in the animal kingdom and its low-frequency sounds can travel in deep water over hundreds, or even thousands, of miles. Under these circumstances, animals which may appear to us to be traveling alone may actually be in constant contact with one another.

At birth, a blue whale calf is the largest baby on earth: approximately 8m long and weighing about 4 tonnes. They grow at a rate of 90 kg per day and wean after 7-8 months, once they have reached about 15 m in length, and are able to follow the normal migration pattern alone. They reach sexual maturity at 5-10 years. This growth rate is astonishing and is probably the fastest in the animal kingdom. From conception to weaning, it represents a several billion-fold increase in tissue in just over a year and a half. Like other baleen whales, the blue whale has no teeth so it is hard to tell its age but scientists believe they live until at least 50.

Like other large whales, blue whales are threatened by chemical and sound pollution, habitat loss, overfishing of krill, ship strikes and becoming entangled in fishing gear. Climate change could also have a major impact on its food supply, since global warming and associated ocean acidification may impact krill populations. In addition, frontal zones - critical whale habitats - are projected to move further south due to climate change. Frontal zones are boundaries between different water masses, where water can rise from the depths, bringing with it large amounts of nutrients that stimulate the growth of phytoplankton and support substantial populations of prey species for whales. Blue whales would have to migrate further (perhaps 200-500 km more) to reach and feed at these food-rich areas where they build up reserves to sustain themselves for the rest of the year. These longer migration paths could increase the energy costs of migration and reduce the duration of the main feeding season. As frontal zones move southward, they also move closer together, reducing the overall area of foraging habitat available.

Question 34: According to the last paragraph, how does climate change affect the blue whale?

A. It increases the acidity in the ocean, which makes the water polluted.

B. It impacts on the tide which contains a lot of nutrients to feed the blue whale's prey.

C. It makes the blue whale travel farther south to find feeding grounds.

D. It encourages frontal zones so that the blue whale cannot move around.

1
14 tháng 5 2018

Đáp án C

Theo đoạn văn cuối, sự biến đổi khí hậu có ảnh hưởng như thế nào đến cá voi xanh?

A. Nó làm tăng lượng axit trong đại dương, làm cho nguồn nước bị ô nhiễm.

B. Nó tác động đến thuỷ triều chứa các chất dinh dưỡng để nuôi dưỡng các loài thức ăn của cá voi xanh.

C. Nó khiến cá voi xanh phải di chuyển xa hơn xuống phía nam để tìm khu vực kiếm ăn.

D. Nó tăng cường các vùng phía trước để mà cá voi xanh không thể di chuyển xung quanh được.

Căn cứ vào thông tin đoạn cuối:

Climate change could also have a major impact on its food supply, since global warming and associated ocean acidification may impact krill populations. In addition, frontal zones — critical whale habitats — are projected to move further south due to climate change. Frontal zones are boundaries between different water masses, where water can rise from the depths, bringing with it large amounts of nutrients that stimulate the growth of phytoplankton and support substantial populations of prey species for whales. Blue whales would have to migrate further [perhaps 200-500 km more] to reach and feed at these food-rich areas where they build up reserves to sustain themselves for the rest of the year. These longer migration paths could increase the energy costs of migration and reduce the duration of the main feeding season.

(Biến đổi khí hậu cũng có tác động lớn đến nguồn cung cấp thực phẩm của nó, vì sự nóng lên toàn cầu và sự axit hoá đại dương có liên quan có thể ảnh huởng đến quần thể các loài nhuyễn thể. Thêm vào đó, các vùng phía trước, môi trường sống quan trọng của cá voi, được dự kiến sẽ di chuyển xa hơn về phía nam do biến đổi khí hậu. Các khu vực phía trước là ranh giới giữa các khối nước khác nhau, nơi nước có thể dâng lên từ dưới đáy, mang theo nó một lượng lớn các chất dinh dưỡng kích thích sự phát triển của thực vật phù du và hỗ trợ đáng kể các quần thể loàí thức ăn của cá voi xanh. Cá voi xanh sẽ phải di chuyển xa hơn (có lẽ khoảng 200 - 500 km nữa) để tiếp cận và kiếm ăn ở các vùng giàu thức ăn này, nơi chúng tích luỹ dự trữ để duy trì bản thân cho đến cuối năm. Những con đường di cư dài hơn này có thể làm tăng năng lượng di cư và giảm thời gian mùa ăn chính.)

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35.The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change.Blue...
Đọc tiếp

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35.

The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change.

Blue whales are simply enormous with most ranging in length from 24-30 m. The largest ever recorded was a gargantuan 33.5 m long. Females are up to 10 m longer than males. And they can weigh up to 200 tonnes. Just to put that in perspective: an adult male African elephant weighs 6 tonnes. The blue whale's heart is the size of a small car and its beat can be detected two miles away. But that's nothing compared to their calls. Blue whales are the loudest animals on earth and their calls are louder than a jet engine: reaching 188 decibels, while a jet's engine hit 'just' 140 decibels. Apart from their gigantic size, blue whales can be identified by their relatively small dorsal fin, a fairly rounded rostrum (anterior part of the skull), and approximately 90 ventral grooves, which reach the navel. They also have row of 300-400 baleen plates on each side of the mouth, which are black in color and range in length from 50 cm in front to 100 cm in back.

Blue whales mostly travel alone or in groups of 2-3. Larger groups of up to 60 whales have been reported and are probably associated with feeding grounds. However, the blue whale has the most powerful voice in the animal kingdom and its low-frequency sounds can travel in deep water over hundreds, or even thousands, of miles. Under these circumstances, animals which may appear to us to be traveling alone may actually be in constant contact with one another.

At birth, a blue whale calf is the largest baby on earth: approximately 8m long and weighing about 4 tonnes. They grow at a rate of 90 kg per day and wean after 7-8 months, once they have reached about 15 m in length, and are able to follow the normal migration pattern alone. They reach sexual maturity at 5-10 years. This growth rate is astonishing and is probably the fastest in the animal kingdom. From conception to weaning, it represents a several billion-fold increase in tissue in just over a year and a half. Like other baleen whales, the blue whale has no teeth so it is hard to tell its age but scientists believe they live until at least 50.

Like other large whales, blue whales are threatened by chemical and sound pollution, habitat loss, overfishing of krill, ship strikes and becoming entangled in fishing gear. Climate change could also have a major impact on its food supply, since global warming and associated ocean acidification may impact krill populations. In addition, frontal zones - critical whale habitats - are projected to move further south due to climate change. Frontal zones are boundaries between different water masses, where water can rise from the depths, bringing with it large amounts of nutrients that stimulate the growth of phytoplankton and support substantial populations of prey species for whales. Blue whales would have to migrate further (perhaps 200-500 km more) to reach and feed at these food-rich areas where they build up reserves to sustain themselves for the rest of the year. These longer migration paths could increase the energy costs of migration and reduce the duration of the main feeding season. As frontal zones move southward, they also move closer together, reducing the overall area of foraging habitat available.

According to the last paragraph, how does climate change affect the blue whale?

A. It increases the acidity in the ocean, which makes the water polluted.

B. It impacts on the tide which contains a lot of nutrients to feed the blue whale's prey.

C. It makes the blue whale travel farther south to find feeding grounds.


 

D. It encourages frontal zones so that the blue whale cannot move around.

1
25 tháng 2 2017

Đáp án C

Theo đoạn văn cuối, sự biến đổi khí hậu có ảnh hưởng như thế nào đến cá voi xanh?

A. Nó làm tăng lượng axit trong đại dương, làm cho nguồn nước bị ô nhiễm.

B. Nó tác động đến thuỷ triều chứa các chất dinh dưỡng để nuôi dưỡng các loài thức ăn của cá voi xanh.

C. Nó khiến cá voi xanh phải di chuyển xa hơn xuống phía nam để tìm khu vực kiếm ăn.

D. Nó tăng cường các vùng phía trước để mà cá voi xanh không thể di chuyển xung quanh được.

Căn cứ vào thông tin đoạn cuối:

Climate change could also have a major impact on its food supply, since global warming and associated ocean acidification may impact krill populations. In addition, frontal zones — critical whale habitats — are projected to move further south due to climate change. Frontal zones are boundaries between different water masses, where water can rise from the depths, bringing with it large amounts of nutrients that stimulate the growth of phytoplankton and support substantial populations of prey species for whales. Blue whales would have to migrate further [perhaps 200-500 km more] to reach and feed at these food-rich areas where they build up reserves to sustain themselves for the rest of the year. These longer migration paths could increase the energy costs of migration and reduce the duration of the main feeding season.

(Biến đổi khí hậu cũng có tác động lớn đến nguồn cung cấp thực phẩm của nó, vì sự nóng lên toàn cầu và sự axit hoá đại dương có liên quan có thể ảnh huởng đến quần thể các loài nhuyễn thể. Thêm vào đó, các vùng phía trước, môi trường sống quan trọng của cá voi, được dự kiến sẽ di chuyển xa hơn về phía nam do biến đổi khí hậu. Các khu vực phía trước là ranh giới giữa các khối nước khác nhau, nơi nước có thể dâng lên từ dưới đáy, mang theo nó một lượng lớn các chất dinh dưỡng kích thích sự phát triển của thực vật phù du và hỗ trợ đáng kể các quần thể loàí thức ăn của cá voi xanh. Cá voi xanh sẽ phải di chuyển xa hơn (có lẽ khoảng 200 - 500 km nữa) để tiếp cận và kiếm ăn ở các vùng giàu thức ăn này, nơi chúng tích luỹ dự trữ để duy trì bản thân cho đến cuối năm. Những con đường di cư dài hơn này có thể làm tăng năng lượng di cư và giảm thời gian mùa ăn chính.)

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35. The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change. Blue...
Đọc tiếp

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35.

The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change.

Blue whales are simply enormous with most ranging in length from 24-30 m. The largest ever recorded was a gargantuan 33.5 m long. Females are up to 10 m longer than males. And they can weigh up to 200 tonnes. Just to put that in perspective: an adult male African elephant weighs 6 tonnes. The blue whale's heart is the size of a small car and its beat can be detected two miles away. But that's nothing compared to their calls. Blue whales are the loudest animals on earth and their calls are louder than a jet engine: reaching 188 decibels, while a jet's engine hit 'just' 140 decibels. Apart from their gigantic size, blue whales can be identified by their relatively small dorsal fin, a fairly rounded rostrum (anterior part of the skull), and approximately 90 ventral grooves, which reach the navel. They also have row of 300-400 baleen plates on each side of the mouth, which are black in color and range in length from 50 cm in front to 100 cm in back.

Blue whales mostly travel alone or in groups of 2-3. Larger groups of up to 60 whales have been reported and are probably associated with feeding grounds. However, the blue whale has the most powerful voice in the animal kingdom and its low-frequency sounds can travel in deep water over hundreds, or even thousands, of miles. Under these circumstances, animals which may appear to us to be traveling alone may actually be in constant contact with one another.

At birth, a blue whale calf is the largest baby on earth: approximately 8m long and weighing about 4 tonnes. They grow at a rate of 90 kg per day and wean after 7-8 months, once they have reached about 15 m in length, and are able to follow the normal migration pattern alone. They reach sexual maturity at 5-10 years. This growth rate is astonishing and is probably the fastest in the animal kingdom. From conception to weaning, it represents a several billion-fold increase in tissue in just over a year and a half. Like other baleen whales, the blue whale has no teeth so it is hard to tell its age but scientists believe they live until at least 50.

Like other large whales, blue whales are threatened by chemical and sound pollution, habitat loss, overfishing of krill, ship strikes and becoming entangled in fishing gear. Climate change could also have a major impact on its food supply, since global warming and associated ocean acidification may impact krill populations. In addition, frontal zones - critical whale habitats - are projected to move further south due to climate change. Frontal zones are boundaries between different water masses, where water can rise from the depths, bringing with it large amounts of nutrients that stimulate the growth of phytoplankton and support substantial populations of prey species for whales. Blue whales would have to migrate further (perhaps 200-500 km more) to reach and feed at these food-rich areas where they build up reserves to sustain themselves for the rest of the year. These longer migration paths could increase the energy costs of migration and reduce the duration of the main feeding season. As frontal zones move southward, they also move closer together, reducing the overall area of foraging habitat available.

Question 32: The word "entangled" in paragraph 5 is closest in meaning to ______.

A. endangered

B. disappeared

C. ensnared

D. attracted

1
12 tháng 4 2017

Đáp án C

Từ “entangled” trong đoạn 5 gần nghĩa nhất với từ nào?

A. gặp nguy hiểm                                                   B. biến mất

C. vướng vào, mắc vào bẫy (đánh cá)                    D. thu hút

Từ đồng nghĩa: entangled (vướng vào, mắc vào) = ensnared

Like other large whales, blue whales are threatened by chemical and sound pollution, habitat loss, overfishing of krill, ship strikes and becoming entangled in fishing gear. (Giống như các con cá voi lớn khác, cá voi xanh đang bị đe doạ bởi ô nhiễm hoá chất và âm thanh, mất môi trường sống, đánh bắt quá mức các loài nhuyễn thể tấn công tàu và mắc vào dụng cụ đánh bắt cá.)

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35.The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change.Blue...
Đọc tiếp

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35.

The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change.

Blue whales are simply enormous with most ranging in length from 24-30 m. The largest ever recorded was a gargantuan 33.5 m long. Females are up to 10 m longer than males. And they can weigh up to 200 tonnes. Just to put that in perspective: an adult male African elephant weighs 6 tonnes. The blue whale's heart is the size of a small car and its beat can be detected two miles away. But that's nothing compared to their calls. Blue whales are the loudest animals on earth and their calls are louder than a jet engine: reaching 188 decibels, while a jet's engine hit 'just' 140 decibels. Apart from their gigantic size, blue whales can be identified by their relatively small dorsal fin, a fairly rounded rostrum (anterior part of the skull), and approximately 90 ventral grooves, which reach the navel. They also have row of 300-400 baleen plates on each side of the mouth, which are black in color and range in length from 50 cm in front to 100 cm in back.

Blue whales mostly travel alone or in groups of 2-3. Larger groups of up to 60 whales have been reported and are probably associated with feeding grounds. However, the blue whale has the most powerful voice in the animal kingdom and its low-frequency sounds can travel in deep water over hundreds, or even thousands, of miles. Under these circumstances, animals which may appear to us to be traveling alone may actually be in constant contact with one another.

At birth, a blue whale calf is the largest baby on earth: approximately 8m long and weighing about 4 tonnes. They grow at a rate of 90 kg per day and wean after 7-8 months, once they have reached about 15 m in length, and are able to follow the normal migration pattern alone. They reach sexual maturity at 5-10 years. This growth rate is astonishing and is probably the fastest in the animal kingdom. From conception to weaning, it represents a several billion-fold increase in tissue in just over a year and a half. Like other baleen whales, the blue whale has no teeth so it is hard to tell its age but scientists believe they live until at least 50.

Like other large whales, blue whales are threatened by chemical and sound pollution, habitat loss, overfishing of krill, ship strikes and becoming entangled in fishing gear. Climate change could also have a major impact on its food supply, since global warming and associated ocean acidification may impact krill populations. In addition, frontal zones - critical whale habitats - are projected to move further south due to climate change. Frontal zones are boundaries between different water masses, where water can rise from the depths, bringing with it large amounts of nutrients that stimulate the growth of phytoplankton and support substantial populations of prey species for whales. Blue whales would have to migrate further (perhaps 200-500 km more) to reach and feed at these food-rich areas where they build up reserves to sustain themselves for the rest of the year. These longer migration paths could increase the energy costs of migration and reduce the duration of the main feeding season. As frontal zones move southward, they also move closer together, reducing the overall area of foraging habitat available.

The word "entangled" in paragraph 5 is closest in meaning to ______.

A. endangered

B. disappeared

C. ensnared

D. attracted

1
18 tháng 11 2018

Đáp án C

Từ “entangled” trong đoạn 5 gần nghĩa nhất với từ nào?

A. gặp nguy hiểm                                                B. biến mất

C. vướng vào, mắc vào bẫy (đánh cá)                    D. thu hút

Từ đồng nghĩa: entangled (vướng vào, mắc vào) = ensnared

Like other large whales, blue whales are threatened by chemical and sound pollution, habitat loss, overfishing of krill, ship strikes and becoming entangled in fishing gear. (Giống như các con cá voi lớn khác, cá voi xanh đang bị đe doạ bởi ô nhiễm hoá chất và âm thanh, mất môi trường sống, đánh bắt quá mức các loài nhuyễn thể tấn công tàu và mắc vào dụng cụ đánh bắt cá.)

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35.The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change.Blue...
Đọc tiếp

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions from 28 to 35.

The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change.

Blue whales are simply enormous with most ranging in length from 24-30 m. The largest ever recorded was a gargantuan 33.5 m long. Females are up to 10 m longer than males. And they can weigh up to 200 tonnes. Just to put that in perspective: an adult male African elephant weighs 6 tonnes. The blue whale's heart is the size of a small car and its beat can be detected two miles away. But that's nothing compared to their calls. Blue whales are the loudest animals on earth and their calls are louder than a jet engine: reaching 188 decibels, while a jet's engine hit 'just' 140 decibels. Apart from their gigantic size, blue whales can be identified by their relatively small dorsal fin, a fairly rounded rostrum (anterior part of the skull), and approximately 90 ventral grooves, which reach the navel. They also have row of 300-400 baleen plates on each side of the mouth, which are black in color and range in length from 50 cm in front to 100 cm in back.

Blue whales mostly travel alone or in groups of 2-3. Larger groups of up to 60 whales have been reported and are probably associated with feeding grounds. However, the blue whale has the most powerful voice in the animal kingdom and its low-frequency sounds can travel in deep water over hundreds, or even thousands, of miles. Under these circumstances, animals which may appear to us to be traveling alone may actually be in constant contact with one another.

At birth, a blue whale calf is the largest baby on earth: approximately 8m long and weighing about 4 tonnes. They grow at a rate of 90 kg per day and wean after 7-8 months, once they have reached about 15 m in length, and are able to follow the normal migration pattern alone. They reach sexual maturity at 5-10 years. This growth rate is astonishing and is probably the fastest in the animal kingdom. From conception to weaning, it represents a several billion-fold increase in tissue in just over a year and a half. Like other baleen whales, the blue whale has no teeth so it is hard to tell its age but scientists believe they live until at least 50.

Like other large whales, blue whales are threatened by chemical and sound pollution, habitat loss, overfishing of krill, ship strikes and becoming entangled in fishing gear. Climate change could also have a major impact on its food supply, since global warming and associated ocean acidification may impact krill populations. In addition, frontal zones - critical whale habitats - are projected to move further south due to climate change. Frontal zones are boundaries between different water masses, where water can rise from the depths, bringing with it large amounts of nutrients that stimulate the growth of phytoplankton and support substantial populations of prey species for whales. Blue whales would have to migrate further (perhaps 200-500 km more) to reach and feed at these food-rich areas where they build up reserves to sustain themselves for the rest of the year. These longer migration paths could increase the energy costs of migration and reduce the duration of the main feeding season. As frontal zones move southward, they also move closer together, reducing the overall area of foraging habitat available.
What is the purpose of the author in the passage?

A. To provide basic information about the blue whale and its major threats.

B. To prove that the blue whale is the biggest mammal on the Earth.


 

C. To give evidence of how the blue whale changes the habit and feeding grounds.

D. To raise people's awareness of the extinction of the blue whale

1
7 tháng 12 2017

Đáp án A

CHỦ ĐỀ ENDANGERED SPECIES

Mục đích của tác giả trong đoạn văn là gì?

A. Nhằm cung cấp những thông tin cơ bản về cá voi xanh và những mối đe doạ chính của chúng.

B. Để chứng minh rằng cá voi xanh là loài động vật có vú lớn nhất trên Trái Đất.

C. Để cung cấp bằng chứng về việc cá voi xanh thay đổi thói quen và khu vực kiếm ăn như thế nào.

D. Nhằm nâng cao nhận thức của mọi người về sự tuyệt chủng của cá voi xanh.

Căn cứ vào thông tin đoạn 1:

The blue whale is the largest animal ever known to have existed. During the 20th century, the species was almost exterminated due to commercial whaling. The species has slowly recovered following the global whaling ban but it remains endangered and faces a number of serious threats including ship strikes and the impact of climate change. (Cá voi xanh là loài động vật lớn nhất từng được biết đến. Trong thế kỉ 20, loài này đã gần như bị tuyệt chủng do nạn săn bắt cá voi phục vụ thương mại. Loài này đã dần hồi phục sau lệnh cấm đánh bắt cá voi toàn cầu nhưng nó vẫn đang gặp nguy hiểm và đối mặt với một số mối đe doạ nghiêm trọng bao gồm các cuộc tấn công tàu và tác động của biến đổi khí hậu.)

Bên cạnh do, các đoạn còn lại cung cấp thêm các thông tin cơ bản về loài cá voi như đặc điểm bên ngoài (đoạn 2), tập quán sinh sống (đoạn 3), sinh con (đoạn 4) và các mối đe doạ đến cá voi (đoạn cuối)