Question # 1

Which pollutant is not found in car exhaust gases?

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CO

O₃

NO₂

SO₃

High concentration of which metal clogs the fish gills.

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Zinc

Aluminium

Sodium

Copper

Which pollutant is responsible for changing weather?

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Air pollutant

Water pollutant

Soil pollutant

All of them

The pH of water containing CO₂ is

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4-6

5.6-6

6-7

7-8

Which gas is not present in atmosphere?

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Nitrogen

Oxygen

Helium

Carbon dioxide

Which gas is produce by the electrical lightening of air.

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NO

SO₂

SO₃

CO₂

The earth atmosphere is getting hotter because of :

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SO₂

O₃

CO₂

CO

At which region all weather occurs?

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Troposphere

Stratosphere

Mesosphere

Thermosphere

Which of the following is a secondary pollutant.

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CO₂

CO

SO₃

HF

Catalytic converters convert.

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CO to CO₂

N₂ to NO

CO₂ to CO

N₂to NO₂

Which gas acts as a glass wall of a green house?

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Oxygen

Carbon dioxides

sulphur dioxide

Hydrogen

Which one of the following is not air pollutant.

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CO₂

CO

NO₂

O₂

The solid particle deposit on the filter paper during filtratin is called.

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Precipitates

Residue

Crystals

All of them

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Chemistry 10th Class English Medium Unit 14 Online Test MCQs With Answers

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