Question

Choose the odd one out and categorize the rest.
An example is given below:
owl, oyster, sponges, hydra
Category – invertebrates
Odd one – owl

a) Pupa, frog, larva, egg
b) Reptiles, Aves, Pisces, Amphibians
c) scales, pinna, three-chambered heart, lungs


TNSCERT Class 9 General Science Ch1 Animal Kingdom

Answer 1

a) Category - All the stages of growth before full development
Odd one - Frog
b) Category - All the the others are cold blooded
Odd one - Aves
c) Category - All the others belong to reptiles
Odd one- Pinna