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Which is incorrect?...

Which is incorrect?

A

Presenceof non-respiratoryair sacsincrease efficiency of respiration in birds

B

In insects, circulatingbody tiuids serveto distribute oxygento tissues.

C

Principal of counter-current flow facilitates effcient respiration in gills of fishes.

D

Residual air in lings slightly decreases the efficiency of respiration in mammals.

Text Solution

Verified by Experts

The correct Answer is:
D
 In insects, circulating body fluids do not serve to distn'butes oxygen to tissues.Â
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