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MCQ Questions for Class 8 Science Chapter 5 Coal and Petroleum with Answers

 

Coal and Petroleum Class 8 MCQs Questions with Answers

I. Choose the correct option.

Question 1.
Which of the following is a renewable source of energy?
(a) Coal
(b) Petroleum
(c) Water
(d) Natural gas

Answer

Answer: (c) Water


Question 2.
Which of the following is a non-renewable source of energy?
(a) Water
(b) Coal
(c) Soil
(d) Sun

Answer

Answer: (b) Coal


Question 3.
Plastic is a
(a) natural material
(b) man-made material
(c) both (a) & (b)
(d) none of these

Answer

Answer: (b) man-made material


Question 4.
Fossil fuels are
(a) coal
(b) petroleum
(c) natural gas
(d) all of the these

Answer

Answer: (d) all of the these


Question 5.
The word ‘coal’ is derived from the old English term
(a) col
(b) coke
(c) coco
(d) none of these

Answer

Answer: (a) col


Question 6.
Which of the following minerals is present in coal?
(a) Hydrogen
(b) Oxygen
(c) Sulphur
(d) All of these

Answer

Answer: (d) All of these


Question 7.
Naphthalene balls are used as
(a) mosquito repellant
(b) moth repellant
(c) snake repellant
(d) bee repellant

Answer

Answer: (b) moth repellant


Question 8.
How much percentage of carbon is present in bituminous?
(a) 20 – 25%
(b) 25 – 35%
(c) 65 – 85%
(d) 98%

Answer

Answer: (c) 65 – 85%


Question 9.
The process of conversion of wood into coal is called
(a) carbonisation
(b) catagenesis
(c) carboniferous
(d) none of these

Answer

Answer: (a) carbonisation


Question 10.
Petroleum is also known as
(a)’ coke
(b) black gold
(c) tar
(d) none of these

Answer

Answer: (b) black gold


Question 11.
The brown variety of coal is
(a) lignite
(b) peat
(c) anthracite
(d) bituminous

Answer

Answer: (a) lignite


Question 12.
The major constituent of natural gas is/are
(a) butane
(b) methane
(c) hydrogen
(d) ethane

Answer

Answer: (b) methane


Question 13.
The product obtained by destructive distillation of coal is
(a) coal tar
(b) coke
(c) coal gas
(d) all of these

Answer

Answer: (d) all of these


Question 14.
The petroleum product which is not used as fuel is
(a) petrol
(b) kerosene
(c) diesel
(d) petroleum jelly

Answer

Answer: (d) petroleum jelly


Question 15.
Main constituent of LPG is
(a) methane
(b) butane
(c) ethane
(d) propane

Answer

Answer: (b) butane


Question 16.
A natural gas stored under high pressure is called
(a) CNG
(b) LPG
(c) KLG
(d) PNP

Answer

Answer: (a) CNG


Question 17.
Name the petroleum product used for surfacing of road.
(a) Peat
(b) Bitumen
(c) Lignite
(d) Anthracite

Answer

Answer: (b) Bitumen


Question 18.
The mining of oil under sea is termed as
(a) distillation
(b) carbonisation
(c) shore mining
(d) destructive distillation

Answer

Answer: (c) shore mining


Question 19.
Which is the best type of coal?
(a) Lignite
(b) Anthracite
(c) Bituminous
(d) Peat

Answer

Answer: (b) Anthracite


Question 20.
Petroleum is separated by using the difference in
(a) ignition temperatures
(b) melting points
(c) freezing points
(d) boiling points

Answer

Answer: (d) boiling points


II. Fill in the Blanks

Question 1.
Resources which get replenished by natural processes in a certain period of time is called ……………….

Answer

Answer: renewable resources


Question 2.
………………. is a mixture of various constituents such as lubricating oil, paraffin wax, etc.

Answer

Answer: Petroleum


Question 3.
All the things that are required to fulfil one’s need are called ……………….

Answer

Answer: resources


Question 4.
Anything that burns to produce energy is called a ……………….

Answer

Answer: fuel


Question 5.
………………. is a black-coloured hard substance that mainly contains carbon.

Answer

Answer: Coal


Question 6.
The time period taken to complete the process of carbonisation is called ……………….

Answer

Answer: carboniferous age


Question 7.
………………. is the most inferior and softest form of coal.

Answer

Answer: Peat


Question 8.
The least polluting fuel for vehicle is ……………….

Answer

Answer: CNG


Question 9.
The major fossil fuels are ………………. and ……………….

Answer

Answer: coal, petroleum


Question 10.
The major component of CNG is ……………….

Answer

Answer: methane


Question 11.
Destructive distillation of coal is done at ……………….

Answer

Answer: 1000°C


Question 12.
Petroleum is a mixture of different ……………….

Answer

Answer: hydrocarbons


Question 13.
………………. is another name for petroleum.

Answer

Answer: Black gold


Question 14.
Devices that consume less energy are ………………. and ………………. lights.

Answer

Answer: CFL, LED


Question 15.
Forests are ………………. natural resources.

Answer

Answer: exhaustible


Question 16.
Petra means ………………. and oleum means …………….

Answer

Answer: rock, oil


Question 17.
………………. is the leading producer of crude oil.

Answer

Answer: Saudi Arabia


Question 18.
When heated in air, coal burns and produces mainly ………………. gas.

Answer

Answer: carbon dioxide


Question 19.
We should use ………………. instead of individual vehicles.

Answer

Answer: carpools


Question 20.
Separation of different constituents of petroleum is called ……………….

Answer

Answer: refining of petroleum


III. True or False

Question 1.
Coal is a renewable source of energy.

Answer

Answer: False


Question 2.
Coal is a solid fossil fuel.

Answer

Answer: True


Question 3.
Coke is almost a pure form of carbon.

Answer

Answer: True


Question 4.
CNG is more polluting than petrol.

Answer

Answer: False


Question 5.
40% of electricity generation depends on coal.

Answer

Answer: True


Question 6.
Carbon content of lignite is 25-35%.

Answer

Answer: True


Question 7.
Fossil fuels are inexhaustible natural resources.

Answer

Answer: False


Question 8.
We get napthalene ball from coal tar.

Answer

Answer: True


Question 9.
The time period take to complete carbonisation is called carboniferous age.

Answer

Answer: True


Question 10.
Peat is the hardest grade coal.

Answer

Answer: False


Question 11.
Petroleum is also known as ‘black gold.’

Answer

Answer: True


Question 12.
30% of paraffins is present in petroleum.

Answer

Answer: True


Question 13.
Petroleum can be mixed with water.

Answer

Answer: False


Question 14.
Natural gas is transported through pipelines.

Answer

Answer: True


Question 15.
Kerosene is not a fossil fuel.

Answer

Answer: False


IV. Match the following

Column IColumn II
1. CNG(a) Renewable source
2. Solar energy(b) Black gold
3. Petroleum(c) Non-polluting fuel
4. Anthracite(d) Waxy material
5. Coal tar(e) Produce more energy
6. Kerogen(f) 98% carbon content
7. Good fuels(g) Viscous liquid
8. Oil refinery(h) Barauni
9. Kerosene(i) Used in vaseline
10. Paraffin wax(j) Fuel in lamps
Answer

Answer:

Column IColumn II
1. CNG(c) Non-polluting fuel
2. Solar energy(a) Renewable source
3. Petroleum(b) Black gold
4. Anthracite(f) 98% carbon content
5. Coal tar(g) Viscous liquid
6. Kerogen(d) Waxy material
7. Good fuels(e) Produce more energy
8. Oil refinery(h) Barauni
9. Kerosene(j) Fuel in lamps
10. Paraffin wax(i) Used in vaseline


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