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Byju's Answer
Standard VII
Chemistry
Litmus Action on Substances
Litmus is nat...
Question

Litmus is naturally extracted from _____.

A

Fungus

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B

Virus

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C

Bacteria

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D

Lichen

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Solution

The correct option is D

Lichen


Litmus is a purple coloured solution of different dyes which are naturally obtained from lichens. The litmus paper is used as a visual indicator to distinguish between acidic and basic solutions. The colour of litmus paper turns red in an acidic solution and blue in a basic solution.

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