Question

Define indicator name two indicators obtained from plants

Answer 1

Indicator is any substance that gives a visible sign, usually by a colour change, of the presence or absence of a these hold concentration of a chemical species, such as an acid or an alkali in a solution. 

Two indicators are litmus and turmeric.

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Answer 2

Answer:

indicator is any substance that gives visible sing, usually by colour change, of the presences or absent of a chemical species two indicator are

1.litmus

2.turmeric