Question

EXPLAIN THE DIFFERENCE BETWEEN PURE AIR AND POLLUTED AIR.​

Answer 1

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ANSWER:-

Pure:-

1. Pure air contains around 78% nitrogen, 21% oxygen and 0.03% carbon dioxide.

Polluted:

1. Polluted air has no such definite composition of these gases.

Pure:

2. Other gases such as argon, methane, ozone, and water vapours are also present in small quantities.

polluted:

2. Polluted air has harmful gases like nitrogen dioxide, sulphur dioxide, carbon monoxide, particulate matter etc.

Pure:

3. It is fresh and healthy for lungs.

Polluted:

3. It can cause respiratory diseases.

Answer 2

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$\textbf{\large{\blue{Pure \ Air:-}}}$$<font color="red">$

Pure air is free from germs and harmful gases. It contains 78% nitrogen, 21% oxygen and small amount of other gases and dust particles.

$\textbf{\large{\blue{Polluted \ Air:-}}}$$<font color="red">$

Polluted air contains harmful gases and unwanted substances.

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