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Which one of the following statements is...

Which one of the following statements is incorrect

A

In cockroaches and prawns excretion of waste material occurs through Malpighian tubules.

B

In ctenophores, locomotion is mediated by comb plates.

C

In fasciola flame cells take part excretion

D

Earthworms are hermaphrodites and yet cross fertilisation take place among them.

Text Solution

Verified by Experts

The correct Answer is:
A
The statement (a) is incorrect because Malpighian tubules are excretory structures in most of the insects, including cockroach, but green glands perform excretory functions in crustaceans like prawns, whereas all the other statements are true.
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