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(i) How old is the evolutionary history ...

(i) How old is the evolutionary history of cockroach ?
(ii) Which adaptations in cockroach help them in their survival ? List few of them.

Text Solution

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(i) It is about 350 million years
(ii) Flattened body help to slip into narrow spaces, arrangement and shape of legs for swift running , omnivorous diet, nocturnal habit, good degree of sensitivity.
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