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Question

Number of vision units in each eye of Cockroach is

A
2000
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B
500
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C
200
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D
50
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Solution

The correct option is A 2000
The compound eyes are sessile in the form of convex brownish-black, kidney-shaped structures on the lateral sides of the head. The eye produces mosaic vision similar to the crustaceans. Compound eyes are specially adapted to perceive movements of objects Each eye contains about 2,000 ommatidia. Hence these are known as vision units.
So the correct answer is '2000'.

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