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Mark the incorrect statement about cockr...

Mark the incorrect statement about cockroach.

A

In respiratory system of cockroach first thoracic pair and first abdominal pairs of spiracles always remain open

B

Malpighian tubules absorb excretory wastes perform osmoregulation and homeostasis

C

Compound eyes of cockroach always form apposition image due to non-retractile pigment sheath

D

The outermost layer of 3 layered wall of spermatophore is secreted by utriculi majores

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