Which gas in the atmosphere is essential for respiration?

One Word/Term Answer

Oxygen is essential for respiration.

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Describe a simple experiment to show that l/5th of air is oxygen.

Give a reason why two different rare (inert) gases find application in advertisement signs and fluorescent bulbs.

Name the following:

A process which removes carbon dioxide from the air.

Give word equation for the following conversion:

Nitrogen of the air to nitric oxide

Write the percentage of the gases present in air.

Aerated water contains

Explain carbon dioxide and its uses.

A ______ gas that is used to remove carbon impurities from the steel.

Venus's atmosphere consists of roughly 96 – 97% of ______.

State whether the following statement is true or false. If false, correct them.

Plants consume oxygen for respiration.