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Malpighian tubules areA. Excretory organs of insectsB. Exretory organs of frogC. respiratory organs of insectsD. endocrine glands of insects

Answer» Correct Answer - A
Malpighian tubules are the excretory organs of insects it opens at the junction of midgut and hindgut (ileum) in cockroach Malpighian tubles absorb excretory substances from haemolymph and fat bodies and pass into the proctodaum


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