Question

The respiration of earthworm is done by skin while Tiger has a complex respiratory system consisting of lungs explain why there is difference between the two

Answer 1

Ans. because they belong to different phylum of kingdom Animalia

Explanation:

the earthworm belongs to phylum annelida which do not have respiratory system absent because of which they respire through there skin while the tiger belongs to class mammalia of  phylum chordata which have well developed respiratory system hence they respire through lungs.

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