EASY
7th CBSE
IMPORTANT
Earn 100

Which of the following is not a natural indicator? 

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Important Questions on WorkSheet-5

EASY
7th CBSE
IMPORTANT
Name two cropping seasons.
EASY
7th CBSE
IMPORTANT
Which acid is present in tomato? 
EASY
7th CBSE
IMPORTANT
What is the common name of sodium chloride?
EASY
7th CBSE
IMPORTANT
What is the common name of acetic acid?
EASY
7th CBSE
IMPORTANT
Which substance is formed after the reaction between an acid and a base? 
EASY
7th CBSE
IMPORTANT
Name the colours in which litmus paper is available. 
MEDIUM
7th CBSE
IMPORTANT
Write a brief note on acid rain. 
MEDIUM
7th CBSE
IMPORTANT
Which substance is present in Milk of Magnesia? How does it provide relief from hyperacidity?