Coal and Petroleum-Exhaustible Natural Resources [CBSE (Central Board of Secondary Education) Class-8 Science]: Questions 1 - 2 of 2

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Question 1

Question MCQ▾

Some limited natural resources are:

Choices

Choice (4)Response

a.

Water, Air, Soil

b.

Petroleum, Natural gas

c.

Minerals, Trees

d.

All a., b. and c. are correct

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Question 2

Question MCQ▾

Tips for efficiency of vehicle and conserving environment are:

Choices

Choice (4)Response

a.

Driving at a constant speed for better mileage and less pollution

b.

Switching off engine at traffic light

AND

Ensuring correct tyre pressure so that the vehicle runs efficiently

c.

Avoid fast start and sudden breaking of automobiles

d.

All b., c. and a. are correct

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