Coal and Petroleum (CBSE Class-8 Science): Questions 7 - 13 of 25

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Question number: 7

» Coal and Petroleum » Natural Resources » Inexhaustible Natural Resources

MCQ▾

Question

Natural resources which contain both living and non-living resources are:

Choices

Choice (4) Response

a.

Inexhaustible natural resources

b.

Exhaustible natural resources

c.

Fossil fuels

d.

Natural gas

Question number: 8

» Coal and Petroleum » Exhaustible Natural Resources » Some Natural Resources Are Limited

MCQ▾

Question

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

Question number: 9

» Coal and Petroleum » Petroleum » Constituents of Petroleum & Their Uses

MCQ▾

Question

Household fuel is also known as:

Choices

Choice (4) Response

a.

CNG

b.

Kerosene oil

c.

LPG

d.

Both b. and c. are correct

Question number: 10

» Coal and Petroleum » Coal » Formation of Coal

MCQ▾

Question

Coal gas is a mixture of:

Choices

Choice (4) Response

a.

Hydrocarbons with salt, water and earthly particles.

b.

Hydrogen, methane and carbon monoxide

c.

90 % carbon and is porous

d.

Sulphur, oxygen, nitrogen

Question number: 11

» Coal and Petroleum » Exhaustible Natural Resources » Conservation of Exhaustible Natural Resources

MCQ▾

Question

Tips for efficiency of vehicle and conserving environment are:

Choices

Choice (4) Response

a.

Ensuring correct tyre pressure so that the vehicle runs efficiently

AND

Switching off engine at traffic light

b.

Driving at a constant speed for better mileage and less pollution

c.

Avoid fast start and sudden breaking of automobiles

d.

All a. , b. and c. are correct

Question number: 12

» Coal and Petroleum » Coal » Formation of Coal

MCQ▾

Question

Coal is formed by the process of:

Choices

Choice (4) Response

a.

Destructive distillation

b.

Decomposition

c.

Carbonisation

d.

Fractional distillation

Question number: 13

» Coal and Petroleum » Petroleum » Constituents of Petroleum & Their Uses

MCQ▾

Question

The constituents of petroleum separated in the fractional distillation tower are:

Choices

Choice (4) Response

a.

Lubricating oil, paraffin wax, bitumen

AND

Petrol, kerosene oil

b.

Natural gas, petroleum gas

c.

Diesel oil, fuel oil

d.

All a. , b. and c. are correct

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