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Exploring Substances: Acidic, Basic, and Neutral — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7ScienceExploring Substances: Acidic, Basic, and Neutral1 Mark
Question
Give two examples of natural indicators.
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Answer

 (1) Litmus:It is obtained from lichens.
(2) Red rose:Extracts from red rose petals can be used as an indicator.

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