Statement A : Excretion in cockroaches is performed by Malpighian tubules.
Statement B : Malpighian tubules absorb uric acid from the haemolymph and it is then excreted out through the hindgut.

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Statement A is correct, but statement B is incorrect.

Statement A is incorrect, but statement B is correct.

Both statements A and B are correct.

Both statements A and B are incorrect.

answer is A.

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Detailed Solution

Excretion in cockroaches is performed by Malpighian tubules. These tubules absorb nitrogenous waste products and convert them into uric acid which is excreted out through the hindgut. Uric acid is formed within the tubules, it is not absorbed as such from the body cavity.

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