Question # 1

Which is the major effect of global warming?

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Increase in temperature.

Rise in sea level

Melting of glaciers

All of them

About 99% of atmospheric mass lies in.

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35 km

30 km

15 km

16 km

How much amount of sunlight reaches up to earth and absorbed:

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26%

32%

50%

18%

PAN stands for

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Poly aniline nitrate

Proxy acetyl nitrate

Poly acetyl nitrite

Proxy acetyl nitrite

Forest fires and burning of wood emit.

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CO₂

NO₂

SO₂

Cl₂

Which gas is not present in atmosphere?

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Nitrogen

Oxygen

Helium

Carbon dioxide

pH of acid rain is:

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7-5

6-7

1-2

4-5

Carbon monoxide is harmful to us because.

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It paralyses the lungs.

It damages lungs tissues.

It reduces oxygen carrying ability of haemoglobin

It makes the blood coagulate.

Which is not a character of SO₂

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it is a colourless gas

It has irritating smell

It causes suffocation

It do not form sulphuric acid

Ozone has a smell

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Bitter

Rotten egg

Sweat

None of them

Which one of the following is not air pollutant.

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CO₂

CO

NO₂

O₂

Which of the following is a secondary pollutant.

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CO₂

CO

SO₃

HF

Which metal present in acid rain affect the aquatic life by clogging fish gills?

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Lead

Chromium

Aluminium

Mercury

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10th Class Chemistry Chapter 14 The Atmosphere English Medium KPK Boards Online Mcqs MCQs With Answers

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