Question

a. What are the differences between mammals, amphibians and reptile
b What is the meaning of the word 'adaptation?
c. Explain how animals are classified on the basis of body temperature
d. List any three features of vertebrates.
e. What is the importance of opposable thumbs in primates?
f. How can we save endangered species?​

Answer 1

Answer:

a)mammals are warm blooded, amphibians and reptiles are cold blooded, mammals have soft hairy skin, amphibians have smooth moist skin and reptiles have hard and rough skin.

b) adaption refers to the ability to survive in particular environmental conditions.

c)cold blooded and warm blooded

d) 1.have a notochord

2. tissues and organs present which provides support

3. further classified into 8 types.

f) By spreading awareness about the importance of their survival.