Answers

2016-01-11T22:34:31+05:30
>males are larger than females
>males have wings extend more than the tip of their abdomen and females have wings until there abdomen
>testes are present in males and ovaries in females
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2016-01-11T22:39:20+05:30
If you look at the posterior abdomen region of the cockroach, then a male cockroach has a slightly elongated last segment. A female cockroach has two chitinous protrusions (one on each side) on the last segment.
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