Question

Pick the odd one out from each of the groups given below, on the basis of their respiratory organ and give reasons for your answer:
i) Mosquito, cockroach, earthworm, butterfly
ii) Lizard, tadpole, sparrow, cow
iii) Crocodile, whale, dolphin, fish

Answer 1

Answer:

1. earthworm

2. cow

3. crocodile

Answer 2

1. butterfly
2. sparrow
3. Crocodile

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