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The mouth of Mollusca contains a file-li...

The mouth of Mollusca contains a file-like rasping organ for feeding which is called`"_______"`.

A

chitinous

B

radula

C

parapodia

D

coelomate

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The correct Answer is:
B
All molluscs also have gills, a mouth and an anus. A feature unique to molluscs is a file-like rasping tool called a radula. This structure allows them to scrape algae and other food off rocks and even to drill through the shell of prey or catch fish.
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