In the mouth parts of a cockroach, the labium forms `ul("I")` while`ul("ii")` acts as a tongue.

Options

A. (i) - upper lip , (ii) - maxilla
B. (i) - upper lip , (ii) - hypopharynx
C. (i) - upper lip , (ii) - maxilla
D. (i) - lower lip , (ii) - hypopharynx

Answer

D

Explanation

The mouth parts of cockroach are of biting and chewing type consisting of labrum (uuper lip), pair of mandibles, a pair of maxillae and a labium (lower lip) Within the oral cavity enclosed by the mouthparts, lies a median flexible lobe called hypopharynx (tongue).