If you’re looking for a way to enhance your Science studies, then look no further than the NCERT MCQ Questions for Class 8 Science Chapter 5 Coal and Petroleum with Answers Pdf free download. MCQ Questions for Class 8 Science with Answers is perfect for those who are in class 8 and want to get ahead of everyone else by mastering their language skills as soon as possible!
Coal and Petroleum Class 8 MCQs Questions with Answers
Solving Coal and Petroleum Multiple Choice Questions of Class 8 Science Chapter 5 MCQ can be of great help to students as they will be aware of all the concepts. These MCQ Questions on Coal and Petroleum Class 8 with answers pave for a quick revision, thereby helping you learn more about this subject.
Question 1.
The most commonly used liquid fuel in our homes is:
(a) kerosene
(b) petrol
(c) diesel
(d) fuel oil
Answer
(a) kerosene
Kerosene is commonly used liquid fuel in our homes.
Question 2.
The main elements present In petroleum are:
(a) carbon and oxygen
(b) carbon and nitrogen
(c) carbon and hydrogen
(d) hydrogen and oxygen
Answer
(c) carbon and hydrogen
The main elements present in petroleum are carbon and hydrogen.
Question 3.
The main gas present in LPG is:
(a) methane
(b) Propane
(c) Butane
(d) hexane
Answer
(c) Butane
The main gas present in LPG is Butane.
Question 4.
CNG is:
(a) combined natural gas
(b) compressed natural gas
(c) compressed nitrogen gas
(d) clean natural gas.
Answer
(b) compressed natural gas
CNG is Compressed Natural Gas.
Question 5.
The place In India where natural gas ii directly supplied through pipes (or) burning in homes and factories is:
(a) Lucknow
(b) surat
(c) vadodara
(d) munai
Answer
(c) vadodara
The place in India where natural gas is directly supplied through pipes for burning in homes and factories is Vadodara
Question 6.
“Black gold’:
(a) coal
(b) coke
(c) graphite
(d) petrokum
Answer
(d) petrokum
Petroleum is ‘Black gold’.
Question 7.
Hydrogen gas obtained from natural gas is used:
(a) for fuelling rockets
(b) for production of fertiliseirs
(c) as fuel to be used at home
(d) none of these
Answer
(b) for production of fertilisers
Hydrogen gas obtained from natural gas is used for production of fertilisers.
Question 8.
Petrochemicals are obtained from
(a) petroleum
(b) natural gas
(c) petroleum and natural gas
(d) none of these
Answer
(c) petroleum and natural gas
Petrochemicals are obtained from petroleum and natural gas.
Question 9.
Which of the following can be prepared in laboratory from dead organisms:
(a) coal
(b) petroleum
(c) natural gas
(d) none of these
Answer
(d) none of these
Coal, petroleum and natural gas cannot be prepared in laboratory from dead
Question 10.
The estimated reserves of natural gas in india are:
(a) 1 billion cubic metres
(b) 10 billion cubic metres
(c) over 100 billion cubic metres
(d) 1 million cubic metres
Answer
(c) over 100 billion cubic metres
The estimated reserves of natural gas in India are over 100 billion cubic metres.
Question 11.
Which of the following ta not true about fossil fuels
(a) it takes millions of years to form fossil fuels
(b) the known reserves of fossil fuels will last for a long period of time
(c) burning of fossil fuels causes air pollution
(d) burning of fossil fuels causes global warming
Answer
(b) the known reserves of fossil fuels will last for a long period of time
Fossil fuels will last only for a short period of time.
Question 12.
Natural gas is called clean fuel because:
(a) it burns without producing any smoke
(b) it burns completely
(c) it does not leave behind any residue
(d) all of these
Answer
(d) all of these
Natural gas is called clean fuel because it bums without producing any smoke, it burns completely, it does not leave behind any residue.
Question 13.
CNG Is obtained when:
(a) natural gas is subjected to low pressure
(b) natural gas is subjected to high pressure
(c) butane gas is subjected to high pressure
(d) none of these
Answer
(b) natural gas is subjected to high pressure
CNG is obtained when natural gas is subjected to high pressure.
Question 14.
The percentage of methane in natural gas 15:
(a) 100%
(b) 90%
(c) 95%
(d) 80%
Answer
(c) 95%
The percentage of methane in natural gas is 95%.
Question 15.
Which of the following is n non-polluting fuel for transport vehicles.
(a) petrol
(b) diesel
(c) CNG
(d) none of these
Answer
(c) CNG
CNG is a non-polluting fuel for transport vehicles.
Question 16.
Which of the following is a fossil rad:
(a) coal
(b) petroleum
(c) natural gas
(d) all of these
Answer
(d) all of these
Coal, petroleum and natural gas all are fossil fuels.
Question 17.
The natural solid fuel is:
(a) coal
(b) CNG
(c) LPG
(d) coke
Answer
(a) coal
The natural solid fuel is coal. Coke is not natural. CNG and LPG are liquid.
Question 18.
The non-polluting renewable source of energy is:
(a) sunlight
(b) petroleum
(c) coal
(d) nuclear energy
Answer
(a) sunlight
The non-polluting renewable source of energy is sunlight. Petroleum, coal and nuclear energy are polluting sources of energy.
Question 19.
Which of the following is not a renewable source:
(a) sunlight
(b) wind
(c) water
(d) coal
Answer
(d) coal
Coal is not a renewable source of energy. Sunlight, wind and water are renewable sources of energy.
Question 20.
‘Petroleum’ & means:
(a) oil from deep earth
(b) oil from well
(c) oil from rock
(d) none of these
Answer
(c) oil from rock
Petroleum’ means oil from rock.
Question 21.
Natural gas is mostly:
(a) hydrogen
(b) ammonia
(c) methane
(d) oxygen
Answer
(c) methane
Natural gas is mostly methane (95%).
Question 22.
The fuel that provides most of the energy needs of the world is:
(a) coal
(b) petroleum
(c) natural gas
(d) none of these
Answer
(b) petroleum
Petroleum provides most of the energy needs of the world.
Question 23.
Which or the following gives us pollution, free environment on burning:
(a) wood
(b) kerosene
(c) cow dung cakes
(d) biogas
Answer
(d) biogas
Biogas gives us pollution free environment on burning.
Question 24.
Which of the following is exhaustible natural resource:
(a) coal
(b) petroleum
(c) minerals
(d) sunlight
Answer
(d) sunlight
Sunlight is inexhaustible natural resource whereas coal, petroleum and minerals are exhaustible natural resources.
Question 25.
Which of the following is exhaustible natural resource:
(a) wildlife
(b) sunlight
(c) air
(d) water
Answer
(a) wildlife
Wildlife is exhaustible natural resource. Sunlight, air and water are inexhaustible natural resources.
Question 26.
Which of the following Is no a bull fuel:
(a) biog
(b) coal
(c) petroleum
(d) natural gas
Answer
(a) biog
Biogas is not a fossil fuel whereas coal, petroleum and natural gas are fossil fuels.
Question 27.
When coal is heated in air that is gas produced is:
(a) carbon monoxide
(b) carbon dioxide
(c) water vapour
(d) nitrogen
Answer
(b) carbon dioxide
Carbon dioxide gas is produced when coal is heated in air.
Question 28.
Carbonisation is the:
(a) slow process of conversion of dead animals into coal
(b) fast process of conversion of dead animals into curd
(c) slow process of conversion of dead vegetation into coal
(d) fast process of conversion of dead vegetation into coal
Answer
(c) slow process of conversion of dead vegetation into coal
Carbonation is the slow process of conversion of dead vegetation into coal.
Question 29.
The product produced on heating coal in the absence of air is:
(a) coke
(b) coal gas
(c) coal-tar
(d) all of these
Answer
(d) all of these
The product produced on heating coal in the absence of air is coke, coal gas and coal-tar.
Question 30.
The purest form of carbon is:
(a) coal
(b) coke
(c) coal-tar
(d) coal gas
Answer
(b) coke
The purest form of carbon is coke.
Match the Column-A with Column-B:
Question 1.
| Column-A | Column-B |
| (a) Bitumen | (i) Fuel for heavy motor vehicles, electric generators |
| (b) Kerosene | (ii) Fuel for home and industry |
| (c) Paraffin wax | (iii) Fuel for stoves, lamps and for jet aircrafts. |
| (d) LPG | (iv) Ointments, candles, vaseline etc |
| (e) Diesel | (v) Paints, road surfacing |
Answer
| Column-A | Column-B |
| (a) Bitumen | (v) Paints, road surfacing |
| (b) Kerosene | (iii) Fuel for stoves, lamps and for jet aircrafts. |
| (c) Paraffin wax | (iv) Ointments, candles, vaseline etc |
| (d) LPG | (ii) Fuel for home and industry |
| (e) Diesel | (i) Fuel for heavy motor vehicles, electric generators |
Question 2.
| Column-A | Column-B |
| (a) Coal heated is air | (i) Coke |
| (b) Coal heated in absence of air | (ii) Coal-tar |
| (c) Purest form of carbon | (iii) Coal |
| (d) Black thick liquid with unpleasant smell | (iv) Carbon dioxide |
| (e) Fossil fuel | (v) Carbon monoxide |
Answer
| Column-A | Column-B |
| (a) Coal heated is air | (iv) Carbon dioxide |
| (b) Coal heated in absence of air | (v) Carbon monoxide |
| (c) Purest form of carbon | (i) Coke |
| (d) Black thick liquid with unpleasant smell | (ii) Coal-tar |
| (e) Fossil fuel | (iii) Coal |
Question 3.
| Column-A | Column-B |
| (a) Natural gas | (i) Butane |
| (b) LPG | (ii) Hydrocarbon |
| (c) Mixture of hydrogen and carbon | (iii) Methane |
Answer
| Column-A | Column-B |
| (a) Natural gas | (iii) Methane |
| (b) LPG | (i) Butane |
| (c) Mixture of hydrogen and carbon | (ii) Hydrocarbon |
State whether the following statements are True or False:
Question 1.
Fossil fuels can be made in the laboratory.
Answer
False
Question 2.
Kerosene is not a fossil fuel.
Answer
False
Question 3.
Fossil fuels are exhaustible natural resources
Answer
True
Question 4.
CNG cannot be easily ignited.
Answer
False
Question 5.
Coal is a fossil fuel.
Answer
True
Question 6.
CNG is more polluting fuel than petrol.
Answer
False
Question 7.
Coke is almost pure form of carbon.
Answer
True
Question 8.
Carbonation is the slow process of conversion of dead animals into coal.
Answer
False
Question 9.
Petroleum is a fossil fuel.
Answer
True
Question 10.
Natural gas is not a fossil fuel.
Answer
False
Question 11.
Compressed natural gas is obtained when natural gas is subjected to high pressure.
Answer
True
Question 12.
Coal-tar is a mixture of various substances.
Answer
True
Question 13.
Water gas is Carbon monoxide and hydrogen.
Answer
True
Question 14.
The heat value of CNG is low.
Answer
False
Question 15.
LPG is highly inflammable.
Answer
True
Fill in the blanks:
Question 1.
LPG is mostly liquefied …………………….
Answer
butane
Question 2.
A fuel is a substance that can be used to produce heat at a ……………………. cost.
Answer
low
Question 3.
Fossil fuels are non-renewable because they take ……………………. of years to form.
Answer
million
Question 4.
Fossil fuels are ……………………. , ……………………. and …………………….
Answer
coal, petroleum and natural gas
Question 5.
Process of separation of different constituents from petroleum is called …………………….
Answer
refining
Question 6.
Least polluting fuel for vehicle is …………………….
Answer
CNG
Question 7.
PCRA is ……………………., ……………………., …………………….
Answer
Petroleum Conservation Research Association
Question 8.
Burning of fossil fuels causes ……………………. pollution.
Answer
air
Question 9.
Burning of fossil fuels causes ……………………. warming.
Answer
global
Question 10.
CNG is transported through ……………………. or ……………………. to distant places.
Answer
pipelines, tankers
Question 11.
First oil well in world was drilled at …………………….
Answer
Pennsylvania
Question 12.
Liquid fuels are mixtures of compounds of ……………………. and ……………………. known as …………………….
Answer
Hydrogen and Carbon, Hydrocarbon
Question 13.
……………………. fuel provides most of the energy needs of the world.
Answer
Petroleum
Question 14.
……………………. is used for making roads.
Answer
Coal-tar
Question 15.
……………………. is a tough porous black substance.
Answer
Coke
Question 16.
……………………. is used as a fuel in the coal processing plant (converting coal into coke).
Answer
Coal gas
Question 17.
Coal deposits are called …………………….
Answer
Coal mines
Question 18.
Lubricating oil is used for …………………….
Answer
lubrication
Question 19.
Minerals are ……………………. natural resources.
Answer
exhaustible
Question 20.
Dead plants, buried under the soil gets slowly converted to ……………………. under high pressure and high temperature.
Answer
coal
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