NCERT Solutions for Class 8 Science Chapter 5 Coal and Petroleum

 

NCERT Solutions for Class 8 Science Chapter 5 Coal and Petroleum: Have you ever thought of, from where this coal comes from or from where this petrol comes from, which we use to operate our different means of transport? In NCERT of Class 8 Science Chapter 5 Coal and Petroleum, you will get to know about the different types of resources which you use in our daily life.

You know that we all use different resources to fulfill our basic needs. Resource means those which are useful for us like sun, water, air, forest and on the other hand like medicine, as well as vehicles, are also the example of resources. Now you can see, some of them which are mentioned above are found in nature and some have been made through human efforts.

Don’t forget to study the story of coal, as its very interesting part of NCERT Solutions Class 8 Science Chapter 5 Coal and Petroleum.

Here is the Boojho and Paheli's discussion:

  • Q. Can coal, petroleum and natural gas be prepared in the laboratory from dead organisms?
  • Ans. No. Their formation is a very slow process and conditions for their formation cannot be created in the laboratory.

Here is the important topics and subtopics of Chapter 5 Coal and Petroleum:

Inexhaustible Natural Resources

Exhaustible Natural Resources

5.1 Coal

  • Story of Coal

  • Coke

  • Fossil fuel

  • Coal Tar

  • Coal Gas

5.2 Petroleum

  • Refining of Petroleum

5.3 Natural Gas

5.4 Some Natural Resources are Limited

Coal and Petroleum

You must be thinking that why it is important to know about these resources, and the answer is, a massive increase in the use of nonrenewable resources due to the increased population.

Now, the point of the issue is that due to high demand and increase in the population, nonrenewable resources are in danger as they can get exhausted. So, how to decrease their usage as well as how to maintain their quantity is mentioned in Class 8 Science Chapter 5 Coal and Petroleum. You will get all the answers of NCERT Solutions for Class 8 Science Chapter 5 Coal and Petroleum here.

Another important topic which you will study in Chapter 5 Coal and Petroleum is Natural gas, It is very important fossil fuel because it is easy to transport through pipes. Natural gas is stored under high pressure as compressed natural gas (CNG). It is now being used as a fuel for transport vehicles because it is less polluting.

After going through it properly, it will be easy for you to answer why coal and petroleum are called as exhaustible natural resources? What are the advantages of natural gas?.

So, try to attempt the NCERT questions. In case, if you have any query, refer to NCERT Solutions for Class 8 Science Chapter 5 Coal and Petroleum, it will help you to score more marks in the exam.

Below are the exercises for which every NCERT solution is given:

NCERT Solutions For Class 8 Science- Chapter-wise

Chapter -1

Crop Production And Management

Chapter -2 

Microorganisms: Friends and Foe

Chapter-3

Synthetic Fibres and Plastics

Chapter-4

Materials: Metals and Non-Metals

Chapter-6

Combustion and Flame

Chapter-7

Conservation of Plants and Animals

Chapter-8

Cell: Structure and Function

Chapter-9

Reproduction in Animals

Chapter-10

Reaching the age of adolescence

Chapter-11

Force and Pressure

Chapter-12

Friction

Chapter-13

Sound

Chapter-14

Chemical Effects of Electric Current

Chapter-15

Some Natural Phenomena

Chapter-16

Light

Chapter-17

Stars and The Solar System

Chapter- 18

Pollution of Air and Water

NCERT Solutions For Class 8: Subject-Wise

 

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