Science, asked by khushboomittal123, 7 months ago

Q.1. How much space is taken up by oxygen and nitrogen together in air?
Ans.
Q.2. Name a gas which causes suffocation.
Ans.
Q.3. What are the tiny shining particles seen, in light coming through a hole in a dark room
Ans.
Q.4. What is the function of fine hair and mucus present in our nostrils?
Ans.

Answers

Answered by DilegentStability

1

Answer:

Oxygen 21%

Nitrogen 78%

Carbon monoxide

dust particles

To purify dust particles

Explanation:

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Answered by SharifLadki

1

Explanation:

21%oxygen and 78%nitrogen

sorry aage nahi aata

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