In which of the following, nematocyst is most abundant?
A
Upper part of the body
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B
Tentacles
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C
Hypostome
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D
Buds
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Solution
The correct option is A Tentacles Most Cnidarians possess tentacles and many also have nematocysts or specialized stinging cells on tentacles. Nemoblast in Cnidaria produces nematocyst which contains poison for defense and capturing preys. It is a primary part for food capturing in Cnidaria. Therefore, the correct answer is option B.