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Diversity In Living Organisms
What are the differences between amphibians and reptiles?
These are differences between amphibians and reptiles:
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Amphibians |
Reptiles |
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1. Animals of this group can live both on land and in water. 2. They lack scales on the body. 3. Their eggs do not have tough covering. 4. They lay their eggs in water. 5. Water is necessary for fertilisation. |
1. Animals can live either on land or in water. 2. They have scales. 3. Their eggs have tough covering. 4. They do not need to lay their eggs in water. 5. Water is not required for fertilisation. |
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How are the criteria for deciding divisions in plants different from the criteria for deciding the subgroups among animals?
Explain how animals in vertebrata are classified into further subgroups.
Name the biggest animal and the tallest tree.
What is classification?
Name the branch of science which deals with classification.
Why do we classify organisms?
Give three examples of the range of variations that you see in life form around you.
What was the basis of animal classification done by Aristotle.
Why a method of classification of animals proposed by Aristotle was not accepted ? Explain with example.
What do you mean by ‘characteristics’? Explain with example.
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