The cell wall is composed of two thin overlapping shells wh…

Biology Biological Classification All Topic Question For Revision Test Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 11, 2026

The cell wall is composed of two thin overlapping shells which fit together like a soap case, in –

Desmids

Diatoms

Dinoflagellates

Slime moulds

Text Solution

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The correct answer is:

Diatoms have a cell wall made of silica called frustules, which consist of two overlapping halves (like a soap box) that fit together.

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