EASY
6th CBSE
IMPORTANT
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Nitrogen is the most abundant gas present in the atmosphere.

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Important Questions on Air

EASY
6th CBSE
IMPORTANT
Science Now 6>Chapter 16 - Air>Revise and Recall>Q 3
Carbon dioxide is required for burning.
EASY
6th CBSE
IMPORTANT
Science Now 6>Chapter 16 - Air>Revise and Recall>Q 4
Carbon dioxide is used by plants during photosynthesis.
EASY
6th CBSE
IMPORTANT
Science Now 6>Chapter 16 - Air>Revise and Recall>Q 5
Amount of dust and smoke present in the air of a place is called atmospheric humidity.
EASY
6th CBSE
IMPORTANT
Science Now 6>Chapter 16 - Air>EXERCISE>Q A
The most abundant gas in the atmosphere is
EASY
6th CBSE
IMPORTANT
Science Now 6>Chapter 16 - Air>EXERCISE>Q A
Plants use oxygen for
EASY
6th CBSE
IMPORTANT
Science Now 6>Chapter 16 - Air>EXERCISE>Q A
Which one of the following cannot be used directly by the plants from air.
EASY
6th CBSE
IMPORTANT
Science Now 6>Chapter 16 - Air>EXERCISE>Q A
Which of the following organs help some fish to breathe.
EASY
6th CBSE
IMPORTANT
Science Now 6>Chapter 16 - Air>EXERCISE>Q A
Oxygen is constantly replenished by the plants by the process of