I choose the best answer
1. some whales migrate into warm waters to bear their ........
a. young b. diests c. calves d. young whales
2. whales feed on krill
a. tiny shellfish b. small fish c. sea plants d. small animals
3. ........ is the variety of different types of plant and animal life in a particular region
a. interaction b. herbicide c. environment d. biodiversity
4. he is a ........biologist. he spends all his life studying sea plants and animals
a. ocean b. marine c. botany d. sea
5. ........ is a chemical used for killing-weeds
a. pesticide b. herbicide c. fertilizer d. antibiotic
6. we all enjoyed the waters of timor sea and the coral reefs that lie ........
a. under b. behind c. beneath d. beside
7. some tiny organism are ........ along by the currents
a. carried b. taken c. flowed d. moved
8. sperm whales are ........ , which means they eat meat
a. herbivores b. carnivores c. omnivores d. mammals
9. sperm whale populartion are at risk due to hunting
a. in extinction b. in danger c. on the decrease d. in fewness
10. these birds ........ to north africa in winter
a. settle b, go c. relocate d. migrate
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Đáp án C
Because whales couldn’t breathe without sufficient oxygen.
“Whales are mammals that require oxygen from the air, so the frozen ice was a great danger to them.” Dịch: cá voi là động vật có vú, chúng cần oxy từ không khí để sống, do đó băng là mối đe dọa đối với chúng.
Đáp án C
Đáp án là C. tail and skin
“Whales have tails that end like flippers. With just a gentle flick, it can propel itself forward.The skin of a whale is so smooth that it does not create any friction that can slow the whale down.
Dịch: Chiếc đuôi giống như mái chèo và bộ da mượt đã giúp cá voi bơi rất dễ dàng trong nước.
Đáp án C
tail and skin
“Whales have tails that end like flippers. With just a gentle flick, it can propel itself forward.The skin of a whale is so smooth that it does not create any friction that can slow the whale down.
Dịch: Chiếc đuôi giống như mái chèo và bộ da mượt đã giúp cá voi bơi rất dễ dàng trong nước.
I choose the best answer
1. some whales migrate into warm waters to bear their ........
a. young b. diests c. calves d. young whales
2. whales feed on krill
a. tiny shellfish b. small fish c. sea plants d. small animals
3. ........ is the variety of different types of plant and animal life in a particular region
a. interaction b. herbicide c. environment d. biodiversity
4. he is a ........biologist. he spends all his life studying sea plants and animals
a. ocean b. marine c. botany d. sea
5. ........ is a chemical used for killing-weeds
a. pesticide b. herbicide c. fertilizer d. antibiotic
6. we all enjoyed the waters of timor sea and the coral reefs that lie ........
a. under b. behind c. beneath d. beside
7. some tiny organism are ........ along by the currents
a. carried b. taken c. flowed d. moved
8. sperm whales are ........ , which means they eat meat
a. herbivores b. carnivores c. omnivores d. mammals
9. sperm whale populartion are at risk due to hunting
a. in extinction b. in danger c. on the decrease d. in fewness
10. these birds ........ to north africa in winter
a. settle b, go c. relocate d. migrate