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  • Litmus paper is a natural indicator. From where does it o...
Multiple choice

Litmus paper is a natural indicator. From where does it obtain?

  1. Lichen

  2. Turmeric

  3. Red cabbage

  4. China rose

  5. Coffee powder

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

Litmus paper is obtained from lichen.

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