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Radula is found in 

Option: 1

Pila species 


Option: 2

Chiton species 


Option: 3

Lamellidens species 


Option: 4

Pinctada species 


Answers (1)

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As we have learned

Body structure of Mollusca -

Body is covered by calcareous shell and is unsegmented with a distinct head, muscular foot and visceral hump. Mouth contains rasping organ called radula.

- wherein

A soft and spongy skin layer called mantle forms the skin. Mouth cavity is present between hump and mantle which contains feather like gills.

 

 

 

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shivangi.bhatnagar

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