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Question

What is the main difference between male and female cockroach?

A
Jointed appendages
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B
Paired antennae
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C
Anal cerci
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D
Conglobate gland
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Solution

The correct option is A Conglobate gland
  • Jointed appendages and paired antennae are present in both sexes.
  • Anal cerci are a pair of appendages at the end of the abdomen arising from the 10th segment of the body of the cockroaches in both sexes, males and females.
  • Conglobate glands are present in the male cockroach. It is a large elongate sac-like structure, lies beneath the mushroom gland and ejaculatory duct. It opens by the side of the male gonopore.

Therefore, the correct answer is option D.

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