Mention the part of the plant from which we get the above indicators.Also write the steps involved in making indicators
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Pansy Petals.
1 Petunia Petals. The anthocyanin petunin changes from reddish-purple in an 2 acidic solution to violet in a basic solution.
3 Poison Primrose. ...
4 Poppy Petals.
5 Purple Peonies. ...
6 Red (Purple) Cabbage. ...
7 Red Radish.
8 Rhubarb.
Red onion also changes from pale red in an acidic solution to green in a basic solution.
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