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Morphology of Cockroach

Which is the ...

Question

Which is the cutting organ in the mouth parts of cockroach?

A

Labium

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B

Maxillary palp

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C

Mandible

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D

Labrum

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Solution

The correct option is C Mandible
There are five mouthparts in cockroaches. The parts are labrum, mandibles, maxillae, labium, and hypopharynx.
The mandibles are hard structures. These are triangular shaped structures. They are placed below the labrum and are present on both the sides of the mouth.
They have pointed teeth-like structures that helps in cutting the food.
Thus, the correct answer is option C.

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