From where is litmus extracted?

Practice MCQ for SSC, UPSC, RRB Exams

A. Turmeric A.
B. Beetroot B.
C. Lichens C.
D. China rose D.

Correct Answer: C সঠিক উত্তর: C

Explanation ব্যাখ্যা

Litmus, a natural indicator used to determine the acidity or basicity of a solution, is extracted from lichens. These plants, belonging to the Thallophyta group, are crushed and ground to obtain the dyes, which are then added to neutral water to form the litmus solution.

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