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Question

Which of the following are true about anthocyanin pigments in red cabbage and rose petals?

A
Natural indicators
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B
Red in acidic medium
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C
Insoluble in water
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D
Colorless in basic medium
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Solution

The correct options are
A Natural indicators
B Red in acidic medium
Anthocyanin pigments are natural indicators which are present in many plant parts like in red cabbage and rose petals. They turn red in acidic solutions and blue in basic solutions. They are water-soluble pigments that may appear red, purple, or blue depending on their pH values.

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