The word 'ozone hole' refers to the depletion in the protective ozone layer over the polar regions of the Earth. The ozone hole is damaged by solar radiation that now enters the surface of the planet, causing health issues, including eye damage and skin cancer etc. The action of the sun's ultraviolet radiation on oxygen molecules continuously creates stratospheric ozone.

All In One ICSE Chemistry>Chapter 8 - Atmospheric Pollution>CHAPTER EXERCISE>Q 19

EASY

9th ICSE

IMPORTANT

Earn 100

Give the name for two gases that causes acid rain.

Important Questions on Atmospheric Pollution

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9th ICSE

IMPORTANT

All In One ICSE Chemistry>Chapter 8 - Atmospheric Pollution>CHAPTER EXERCISE>Q 19

Give one name for the major contributor to the greenhouse effect.

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9th ICSE

IMPORTANT

All In One ICSE Chemistry>Chapter 8 - Atmospheric Pollution>CHAPTER EXERCISE>Q 20

What is ozone hole?

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9th ICSE

IMPORTANT

All In One ICSE Chemistry>Chapter 8 - Atmospheric Pollution>CHAPTER EXERCISE>Q 20

Why depletion of ozone is considered a threat to human beings? Explain.

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9th ICSE

IMPORTANT

All In One ICSE Chemistry>Chapter 8 - Atmospheric Pollution>CHALLENGERS*>Q 1

1. Consider the following sectors:
I. Agriculture
II. Aquatic ecosystem.
III. Buildings and other structures.
Among the given options, which is affected by the acid rain?

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9th ICSE

IMPORTANT

All In One ICSE Chemistry>Chapter 8 - Atmospheric Pollution>CHALLENGERS*>Q 2

Catalytic converters are fitted into automobiles to reduce emission of harmful gases. Catalytic converters changes unburnt hydrocarbons into

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9th ICSE

IMPORTANT

All In One ICSE Chemistry>Chapter 8 - Atmospheric Pollution>CHALLENGERS*>Q 3

Which of the following greenhouse gas is released in paddy field?
I.