1.

Juice prepared from lemon is taken in a glass tumbler and water is added to it. Then a red litmus paper and a blue litmus paper were dipped into it. What changes were observed?

A.  Red litmus paper turns blue.
B.  Blue litmus paper turns red.
C.  Red litmus paper becomes white.
D.  Blue litmus paper becomes white.
Answer» C.  Red litmus paper becomes white.


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