Our Environment-Pollution - Gujarat Board (GSEB) STD 4 LOOKING AROUND ENVIRONMENTAL STUDIES Questions

Q 1M.C.Q.1 Mark

Which of these causes soil pollution?

A
Garbage
B
Smoke
C
Cutting trees
D
All of these

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Q 2M.C.Q.1 Mark

Using a soft drink plastic bottle to store water in the refrigerator is an example of

A
refusing
B
reducing
C
reusing
D
recycling

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Q 3M.C.Q.1 Mark

Acid rain is caused by

A
air pollution
B
water pollution
C
soil pollution
D
neither of these

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Q 4M.C.Q.1 Mark

Which of these is non-biodegradable?

A
Vegetable waste
B
Leaves
C
Paper
D
Plastic

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Q 5M.C.Q.1 Mark

Our environment consists of

A
living things only
B
non-living things only
C
both living and non-living things
D
neither living nor non-living things

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Q 6Fill in the blanks :1 Mark

Getting regular vehicle pollution check reduces $.........$ pollution.

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Q 7Fill in the blanks :1 Mark

Drinking polluted water can cause diseases such as $.........$ and $.........$

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Q 8Fill in the blanks :1 Mark

Global warming is caused by an increase in the amount of $.........$ in the air.

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Q 9Fill in the blanks :1 Mark

Dangerous rays of the sun which are bad for our eyes and skin are called $.........$ rays.

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Q 10Fill in the blanks :1 Mark

Harmful substances in air, water and soil are called $.........$

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Q 11True - false1 Mark

Non-biodegradable waste does not rot.

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Q 12True - false1 Mark

If you use a plastic bag again and again you help reduce garbage.

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Q 13True - false1 Mark

Water pollution leads to melting of ice at the poles and flooding of coastal areas.

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Q 14True - false1 Mark

Water gets polluted when sewage is thrown into rivers without first being cleaned.

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Q 15True - false1 Mark

A safe way to dispose of garbage is to burn it.

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Q 16Answer in one or two sentences each :1 Mark

Name the following.
Rain containing a harmful substance that damages plants and buildings, and affects the soil.

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Q 17Answer in one or two sentences each :1 Mark

Name the following.
Things that rot and mix with the soil.

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Q 18Answer in one or two sentences each :1 Mark

Name the following.
A gas that absorbs harmful rays from the sun.

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Q 19Answer in one or two sentences each :1 Mark

Name the following.
Warming up of the atmosphere because of increasing carbon dioxide.

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Q 20Answer the following questions :(2 MARK)2 Marks

What is recycling? Name three materials that can be recycled.

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Q 21Answer the following questions :(2 MARK)2 Marks

a. Name the two types of waste, giving two examples of each.
b. What are the four steps of reducing waste?

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Q 22Answer the following questions :(2 MARK)2 Marks

What harm do plastic bags cause if thrown in a drain?

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Q 23Answer the following questions :(2 MARK)2 Marks

What are non-biodegradable substances? Why are they considered to be bad for the environment?

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Q 24Answer the following questions :(2 MARK)2 Marks

List the causes of land pollution.

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Our Environment-Pollution question types

Our Environment-Pollution questions

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Our Environment-Pollution LOOKING AROUND ENVIRONMENTAL STUDIES - Our Environment-Pollution

Our Environment-Pollution question types

Our Environment-Pollution questions

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