Litmus solution is a purple dye, which is extracted from:
A
Red algae
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B
Spirogyra
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C
Lichen
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D
Blue-green algae
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Solution
The correct option is C
Lichen
Litmus solution is a purple dye, which is extracted from Lichen, a plant belonging to division Thallophyta and is commonly used as an acid-base indicator.