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प्रश्न
Give reason for the following.
What happens to the body temperature of a fish when the temperature of water drops?
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उत्तर
Since fish are cold-blooded animals, the temperature of their body also drops when the temperature of water drops.
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संबंधित प्रश्न
Give two examples of Reptiles:
Fill in the blank.
..................... and liver fluke live in the intestines of human beings and cattle.
Fill in the blank.
The animals without a backbone whose body is soft and often covered by a hard shell are .................
Fill in the blank.
Fishes obtain oxygen from water through ......................
Differentiate between
amphibians and Pisces
State if the following statement is true or false. Correct the statement if it is false.
Insects belong to the amphibian group of animals.
State if the following statement is true or false. Correct the statement if it is false.
Reptiles have a scaly skin. They lay eggs with a hard shell and are warm-blooded animals.
Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Whale - Gills, mammary glands, fat under the skin
Mention any one major similarity and one major difference in the following pairs of an animal:
Whales and Fishes
Name the various classes of chordates with two examples.
