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Subjects
Science CBSE
Class 7 New
Exploring Substances: Acidic, Basic, and Neutral
Pumpa Practice Questions
27.
Effect of olfactory indicators
Exercise condition:
2
m.
Answer the following question given below:
The table below shows the effect of different substances on an olfactory indicator. Fill in the change in smell observed in each case.
Sample
Effect on
Clove oil
i.
Soap water
Turns sweet smell
Smell disappears
Smell becomes stronger
No change in smell
ii.
Toothpaste
No change in smell
Smell becomes stronger
Smell disappears
Turns sweet smell
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