Pollution of Air and Water-Water Pollution (CBSE Class-8 Science): Questions 1 - 7 of 7

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Question number: 1

» Pollution of Air and Water » Water Pollution » Prevention of Water Pollution

MCQ▾

Question

Different methods used to purify water are:

Choices

Choice (4) Response
a.

Boiling

b.

Ultraviolet rays

c.

Chlorination

d. All a. , b. and c. are correct

Question number: 2

» Pollution of Air and Water » Water Pollution » Water Treatment Plant

MCQ▾

Question

Water treatment plant should be installed in all:

Choices

Choice (4) Response
a.

Companies

b.

Industrial areas

c.

Houses

d. None of the above

Question number: 3

» Pollution of Air and Water » Water Pollution » Water Treatment Plant

MCQ▾

Question

Water treatment process can be categorized as:

Choices

Choice (4) Response
a.

Domestic water treatment

b.

Industrial water treatment

c. Both a. and b. are correct
d. Question does not provide sufficient data or is vague

Question number: 4

» Pollution of Air and Water » Water Pollution » Ganga Action Plan

MCQ▾

Question

GAP is a:

Choices

Choice (4) Response
a.

Ground water pollution

b.

Ganga action plan

c.

Garbage Action plan

d.

Ground water Action Plan

Question number: 5

» Pollution of Air and Water » Water Pollution » How Does Water Get Polluted?

MCQ▾

Question

Water gets polluted due to:

Choices

Choice (4) Response
a.

Direct sources

b.

Indirect sources

c. Both a. and b. are correct
d. None of the above

Question number: 6

» Pollution of Air and Water » Water Pollution » What Is Potable Water?

MCQ▾

Question

Water which is suitable for drinking is called as:

Choices

Choice (4) Response
a.

Chlorinated water

b.

Impure water

c.

Boiled water

d.

Potable water

Question number: 7

» Pollution of Air and Water » Water Pollution » Prevention of Water Pollution

MCQ▾

Question

Water pollution can be reduced by:

Choices

Choice (4) Response
a.

Dispose of toxic products with care

b.

Use of less water

c.

Apply natural pesticides and fertilizers

d. All a. , b. and c. are correct

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