China rose indicator turns basic solutions:
ACream
BGreen
CBrown
DBlack
Answer & Solution
Correct answer: B. Green
1. China rose gives a magenta colour in an acid.
2. The colour in a base is quite different.
3. It turns basic solutions green.
4. So the answer is green.
_Source: NCERT Class 7 Science, Ch 4 'Acids, Bases and Salts'_
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