The peculiar pungent smell of cockroach is produced by the secretions of
A
Pheromones
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B
Flame cells
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C
Abdominal glands
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D
Cervical glands
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Solution
The correct option is A Pheromones The peculiar pungent smell of cockroach is produced by the secretions of pheromones which is mainly used to attract the partners of opposite sex which helps in mating.
Flame cells are the cells present in the nephridia which is used for excretion and osmoregulation.
The glands present in the abdominal segments are known as abdominal glands. Testes and vasa deferentia are some of abdominal glands present in the cockroach.
The glands present in the cervical segments are known as abdominal glands. The salivary glands are mostly present in the cervical region.