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Diatomaceous earth is used as heat insul...

Diatomaceous earth is used as heat insulator in boilers and steam pipes because the cell wall of diatom

A

The wall of diatoms is deposited with calcium

B

The diatomaceous earth is cheap

C

It is a good conductor of heat

D

The wall of diatoms is made of silica

Text Solution

Verified by Experts

The correct Answer is:
D
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The cell wall of the diatom is made up of :