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Subjects
Science CBSE
Class 7 New
Exploring Substances: Acidic, Basic, and Neutral
Textbook Based Questions
8.
TBQ - Effect of natural indiators
Exercise condition:
4
m.
Answer the following:
The table below shows the effect of different substances on red rose indicator. Fill in the colour observed for each case.
Sample
Effect on red rose indicator
Effect on china rose indicator
i.
Soap water
Bright red
Dark pink
Yellow
Green
Dark pink
Bright red
Green
Yellow
ii.
Sugar solution
Blue litmus → pink
Red litmus → pink
No change
Red litmus → No change
Dark pink
Bright red
No change
Yellow
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