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ScienceCLASS 7CBSE

answered 27 Mar 2026

‘Litmus’, a natural dye, is an extract of which of the following? (a) China rose (Gudhal) (b) Beetroot (c) Lichen (d) Blueberries (Jamun)

A.VERIFIED ANSWERfact-checked by tutors

Soln:

The answer is (c) Lichen

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