Question

Match column I with column II:

Column I Column II

• A. a- iv, b- iii, c- i, d- ii
• B. a- i, b- iii, c- iv, d- ii
• C. a- ii, b- i, c- iii, d- iv
• D. a- iii, b- ii, c- i, d- iv

Answer 1

The correct option is A a- iv, b- iii, c- i, d- ii

Aves and mammals are warm blooded animals called homeothermic. They are able to maintain constant body temperature through metabolism.

In amphibians' alimentary canal, urinary and reproductive tracts open into a common chamber called cloaca which opens to the exterior.

In Pisces, the heart is two-chambered ie., it has one auricle and one ventricle so, it is called a venous heart.

Reptiles are mostly terrestrial animals and their body is covered by dry and cornified skin, epidermal scales or scutes.