In cockroach mouth part consists of a labrum, a pair of mandibles, a pair of maxillae and a labium. Labrum and labium act as -

Options

A. Upper and lower jaws respectively
B. Lower and upper jaws respectively
C. Upper jaw and lips respectively
D. Upper and lower lips respectively

Answer

D

Explanation

The mouthparts of cockroach consisting of a labrum (upper lip), a pair of mandibles, a pair of maxillae and a (lower lip) labium.