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  • Which is the natural indicator obtained from lichens?
Multiple choice

Which is the natural indicator obtained from lichens?

  1. Phenolphthalein

  2. Litmus

  3. Gudhal

  4. None of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

It is correct as it is a natural indicator extracted from lichens. It has purple colour in distilled water.

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