What external changes are visible after the last moult of a cockroach nymph?

What External Changes Are Visible After The Last Moult Of Biology Question

What external changes are visible after the last moult of a cockroach nymph?

Options

(a) Anal cerci develop
(b) Both fore wings and hind wings develop
(c) Labium develops
(d) Mandibles become harder

Correct Answer:

Both fore wings and hind wings develop

Explanation:

The development of cockroach is paurometabolous meaning that their development is through nymphal stage. The nymphs look very much like adults. The nymph grows by moulting about 13 times to reach adult form. The last nymphal stage has wingpads while adult cockroaches have wings

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Question Type: Memory (969)
Difficulty Level: Easy (1013)
Topics: Structural Organisation In Animals (180)
Subject: Biology (4113)

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