Question

Which of the following mouthparts of the cockroach is found in a pair and performs mastication ?

Answer 1

Answer:

The mouth parts of cockroach are of biting and chewing type consisting of labrum (upper lip), a 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).

Explanation:

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