13.
Consider the following statements: Rat is a mammal because, I. It is a warm blooded animal II. Body is covered by hair III. Heart consist of 4 chambers IV. Of the presence of sweat gland of these Statements:
Answer : A. I and II are correct
14.
Silver fish is
Answer : A. an insect
15.
Which is an egg laying mammal?
Answer : C. Platypus
16.
Largest known vertebrate is
Answer : C. Whale
17.
The largest part of the human brain is
Answer : B. Cerebrum
18.
Animals do not have enzyme systems which enable them to make use of the energy from
Answer : D. carbohydrates