Read the following statements and choose the correct one(s):

Here, all these statements are correct. Hence, your answer will be option [D].

Consider the following statements and choose the correct one:

Here, all these statements are correct. Hence, your answer will be option [D].

Boojho is writing some statements, choose the correct statement and help him:

About 300 million years ago the earth had dense forests in low lying wetland areas. Due to natural processes, like flooding, these forests got buried under the soil. As more soil deposited over them, they were compressed. The temperature also rose as they sank deeper and deeper. Under high pressure and high temperature, dead plants got slowly converted to coal. As coal contains mainly carbon, the slow process of conversion of dead vegetation into coal is called carbonisation.

Which of the following is not a constituent of petroleum?

Coke is not a constituent of petroleum. Coke is prepared by heating coal in the absence of air.

Naphthalene balls are obtained from coal tar and are used as:

Naphthalene balls are used to repel moths and other insects (in stored clothes, etc.)

Consider the following statements and choose the incorrect one:

Petroleum occurs deep under the surface of earth between two layers of impervious rocks. Petroleum is lighter than water, so it floats over water. Petroleum oil deposits are usually found mixed with water, salt and earth particles. Petroleum does not find in all place of the earth. It is found only in certain areas of the earth. Natural gas found above the petroleum oil trapped under the rocks.

Consider the following statements and choose the incorrect one:

Natural gas is called a clean fuel because it burns without producing any smoke and does not cause air pollution. In fact, natural gas is stored under high pressure as compressed natural gas. It becomes easier to store, transport and use natural gas in the form of CNG.

Paheli is writing about the advantages of liquefied petroleum gas. Which of the following statements are incorrect? Would you help him to know that?

The most common fuel used in homes is liquefied petroleum gas because it is obtained from petroleum and it is liquefied by compression before filling into the gas cylinders. Liquefied Petroleum Gas consists mainly of butane. LPG burns easily and it does not produce any poisonous gas on burning. LPG burns with a smokeless flame and hence does not cause air pollution.

Which is the major component of LPG and CNG?

The major component of LPG and CNG are butane and methane respectively.

Air is a natural resource and cannot be exhausted by human activities. It is known as in exhaustible natural resources. Which of the following is another inexhaustible natural resource?

Sunlight, air and water are inexhaustible natural resources that means which cannot be exhausted by human activities.

In which of the following sentences is or are correct?

Coal tar is black liquid which have unpleasant smell and obtained from coke. Although, coal tar is a not a single compound, it is a mixture of 200 types of carbon compounds. Such as, benzene, naphthalene, phenol etc.

Class 8 Science Chapter 3 MCQ of Coal and Petroleum

Updated by Tiwari Academy
on June 12, 2023, 6:51 AM

Class 8 Science Chapter 3 MCQ (Multiple Choice Questions) of Coal and Petroleum. MCQs are now important part of school examinations and very effective to clear the concept of the chapter in particularly science subject. All the multiple choice questions are taken from NCERT Textbooks only and answers also confined to NCERT Books only. Practicing these questions ensure scoring good marks in exams and helps in the preparation of chapter for terminal tests.

Class 8 Science Chapter 3 MCQ Online Test

Class: 8	Science
Chapter: 3	Coal and Petroleum
Contents:	MCQ Online Tests with Answers
Session:	2024-25

Class 8 Science Chapter 3 MCQ Test with Explanation

Class 8 Science Chapter 3 MCQ with suitable answers and explanation are given below. All the questions are verified by the subject experts. If still there is any error, please inform us for modification. There are more than 75 questions in the sets of 10 questions. All the questions are confined to NCERT Textbooks for Class 8 Science only. Click on Start a New Test and get a set of 10 questions as a new test.

Paheli is writing some statements. She wants to know in which of the following statements is or are correct?

[A]. Petroleum, coal and natural gas are fossil fuels.

[B]. Forest and coal are exhaustible natural resources

[C]. Decantation can be used to separate a mixture of petroleum and water

[D]. All the above

Choose the correct statement from the following:

[A]. It is difficult to transport natural gas through pipes.

[B]. The advantage of natural gas is that it cannot be used directly for burning in homes.

[C]. Natural gas is stored under high pressure as compressed natural gas.

[D]. Natural gas cannot be used for power generation.

Petroleum was formed from organisms:

[A]. Living on the land

[B]. Living on the planets

[C]. Living in the sea

[D]. Living on the rocks

Paheli is writing some statement which is given by her teacher. Would you help him to choose the correct statements?

[A]. During the processing of coal to get coke, coal tar and coal gas are also obtained.

[B]. The process of separating the various constituents of petroleum is known as refining.

[C]. Excessive burning of fossil fuels is a major cause of air pollution.

[D]. All the above.

Boojho appeared in class test where he wrote some statements but he confused to know the incorrect statement. Would you help him to know that?

[A]. Compressed natural gas is less polluting fuel than petrol and diesel.

[B]. Under high temperature and pressure did plants get slowly convert to coal.

[C]. Wildlife is an exhaustible natural resource.

[D]. Resources which are present in unlimited quantity in nature are called exhaustible natural resources.

Which of the following statement is or are incorrect?

[A]. Petroleum gas in liquid form (LPG) is used as fuel in homes and industries.

[B]. Kerosene is used as fuel for stoves, lamps and jet aircrafts.

[C]. Diesel is used as fuel for heavy motor vehicles, electric generators.

[D]. Paraffin is used in paints and road surfacing.

View Answer

Jaspaal is writing some statements, choose the incorrect statements and help him:

[A]. Fossil fuels obtained from dead remains of living organisms.

[B]. Refining is a process by which the various constituents of petroleum are separated.

[C]. Coke is a porous black substance obtained from coal.

[D]. Coal is a substance obtained by bitumen.

View Answer

Consider the following statements, choose the incorrect one:

[A]. Those natural resources which are present in unlimited quantity in nature and are not exhausted by human activities called inexhaustible natural resources.

[B]. Those natural resources which are present in limited quantity in nature and can be exhausted by human activities are called exhaustible natural resources.

[C]. Coal and petroleum and natural gas and air are also non-renewable resources of energy.

[D]. None of the above

View Answer

Which substance is formed by the carbonization of dead vegetation?

[A]. Coal

[B]. Coke

[C]. Coal gas

[D]. Coal tar

View Answer

Q10

Coal is formed from the remains of:

[A]. Vegetation only

[B]. Animals only

[C]. Both vegetation and animals

[D]. Neither vegetation nor animals

View Answer

Q11

Fossil fuels are obtained from:

[A]. Remains of non-living materials

[B]. Dead remains of birds only

[C]. Dead remains of insects only

[D]. Dead remains of living organisms

View Answer

Q12

Boojho appeared in class test where he wrote some statements but he confused to know the incorrect statement. Would you help him to know that?

[A]. Petrol is used as a fuel in light motor vehicles.

[B]. Diesel is used as a fuel in heavy motor vehicles.

[C]. Lubrication oil is used for lubrication in machines and engines.

[D]. Bitumen is used for medicine industry.

View Answer

Q13

Exhaustible natural resources are:

[A]. Unlimited in quantity

[B]. Not dependent on nature

[C]. Limited in quantity

[D]. Not exhausted by human activities

View Answer

Q14

Boojho is writing some statements, choose the incorrect statement and help him:

[A]. Those chemicals which are obtained from petroleum and natural gas are called petrochemicals.

[B]. Petrochemical are very important because they are used to manufacturing a wide range of useful material.

[C]. The burning of fossil fuel is a major source of air pollution and global warming.

[D]. None of the above

View Answer

Q15

Coal is processed in industries to get some useful products. Which of the following is not obtained from coal?

[A]. Coke

[B]. Coal tar

[C]. Coal gas

[D]. CNG

View Answer

Q16

People are advised to save petrol while driving. Considered the sentences and choose the correct statements which are fits to saving petrol.

[A]. Drive the vehicle at a constant and moderate speed as possible.

[B]. Switch off the vehicle’s engine at traffic lights or at a place where a person has to wait.

[C]. Ensure correct air pressure in the tyres of vehicles.

[D]. All the above.

View Answer

Q17

The various compounds present in coal tar are separated by the process of:

[A]. Simple distillation

[B]. Destructive distillation

[C]. Fractional distillation

[D]. Fractional crystallization

View Answer

Q18

Which of the following is a pair of exhaustible natural resources?

[A]. Coal and soil

[B]. Air and sunlight

[C]. Water and petroleum

[D]. Wildlife and minerals

View Answer

Q19

Paheli is writing some sentences about fossil fuel as “we should use fossil fuel only when absolutely necessary” because:

[A]. It will ensure the availability of fossil fuel for a longer period of time.

[B]. It will reduce air pollution and lead to a cleaner environment.

[C]. It will reduce the risk of global warming.

[D]. All the above

View Answer

Q20

Choose the correct statement from the following:

[A]. It is difficult to transport natural gas through pipes

[B]. The advantage of natural gas is that it cannot be used directly for burning in homes

[C]. Natural gas is stored under high pressure as compressed natural gas

[D]. Natural gas cannot be used for power generation

View Answer

Q21

Consider the following statements, choose the incorrect one:

[A]. Those natural resources which are present in unlimited quantity in nature and are not exhausted by human activities called inexhaustible natural resources.

[B]. Those natural resources which are present in limited quantity in nature and can be exhausted by human activities are called exhaustible natural resources.

[C]. Coal and petroleum and natural gas and air are also non-renewable resources of energy.

[D]. None of the above

View Answer

Q22

Various materials which are obtained from nature are called natural resources. Which of the following is not a natural resource?

[A]. Minerals

[B]. Water

[C]. Soil

[D]. Plastic

View Answer

Q23

Paheli is writing some statement which is given by her teacher. Would you help him to choose the incorrect statements?

[A]. Fossils are the remains of the pre-historic plants or animals, buried under the earth millions of years ago.

[B]. Fossil fuels are exhaustible natural resources.

[C]. The slow process by which the dead plants breathe deep under the earth have become coal is called carbonization.

[D]. Coal is used to make Coca-Cola.

View Answer

Q24

Consider the following statement and choose the incorrect one:

[A]. Coal gas, coal tar and coke are called products of coal.

[B]. The strong heating of coal is the absence of air is called “destructive distillation” of coal.

[C]. Coal tar is a thick, black liquid having an unpleasant smell which is obtained by heating coal in the absence of air.

[D]. Coal is used in the manufacturing of copper and aluminum.

View Answer

Q25

Boojho is writing some statements, choose the incorrect statement and help him:

[A]. Petroleum is also called crude oil or mineral oil.

[B]. Some of the oil wells are not build under the sea for the extraction of petroleum.

[C]. In 1857, first oil was struck at Makum (Assam) in India.

[D]. The liquefied petroleum gas consists mainly of butane.

View Answer

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Last Edited: June 12, 2023