Air Around Us

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Question

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Question 1 :

Major part of the air is constituted by _____________

1. oxygen
2. nitrogen
3. carbon dioxide
4. None of these
Answer
13477

Question 2 :

_____________ helps in burning.

1. Oxygen
2. Nitrogen
3. Carbon dioxide
4. Carbon monoxide
Answer
13478

Question 3 :

_____________ we use in breathing

1. Oxygen
2. Nitrogen
3. Carbon dioxide
4. None of these
Answer
13479

Question 4 :

We use _____________ and produce carbon dioxide.

1. Carbon dioxide
2. Oxygen
3. Nitrogen
4. None of these
Answer
13480

Question 5 :

Wind is _____________

1. air in motion
2. air around us
3. rising hot air
4. none of these
Answer
13481