What is an indicator?Name the acid ,or base indicate ectracted from lichen.
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Indicator is a thing that is used to detect whether the substance is basically or acidic in nature
Debasish19:
basic *
oh thnx i forgot
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A bioindicator is any species or group of species whose function, population, or status can reveal the qualitative status of the environment.
Litmus, a natural dye is extracted from lichen.
Red litmus changes to blue in a basic solution whereas blue litmus changes to red in acidic medium.
Hope it helps
Litmus, a natural dye is extracted from lichen.
Red litmus changes to blue in a basic solution whereas blue litmus changes to red in acidic medium.
Hope it helps
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