NCERT Solutions for Class 8 Science Chapter 5

NCERT Solutions for Class 8 Science Chapter 5 Coal and Petroleum (अध्याय 5: कोयला और पेट्रोलियम) whether you Study online or go for download in PDF form updated for 2020-21 based on latest NCERT Textbooks for new session.

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NCERT Solutions for Class 8 Science Chapter 5

Class:8
Subject:Science
Chapter 5:Coal and Petroleum

Class 8 Science Chapter 5 Answers

NCERT Solutions for Class 8 Science Chapter 5 Coal and Petroleum is given below. Video Format solution is also available of all the chapters for session 2020-21. Download 8 Science App for offline use.



Important Questions for Practice

1. 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
2. Choose the correct statement from the following:
(a) It is difficult to transport natural gas through pipes.
(b) The disadvantage 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.
3. Air is a natural resource and cannot be exhausted by human activities. It is known as inexhaustible natural resource. Which of the following is another inexhaustible natural resource?
(a) coal
(b) petroleum
(c) sun-light
(d) minerals
4. 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
5. Petroleum was formed from organisms:
(a) living on the land
(b) living on the plants
(c) living in the sea
(d) living on the rocks
6. Exhaustible natural resources are:
(a) unlimited in quantity.
(b) not dependent on nature.
(c) limited in quantity.
(d) not exhausted by human activities.
7. Which of the following is not a constituent of petroleum?
(a) paraffin wax
(b) lubricating oil
(c) petrol
(d) coke
8. Coal is formed from the remains of
(a) vegetation only
(b) animals only
(c) both vegetation and animals
(d) neither vegetation nor animals
9. Naphthalene balls are obtained from coal tar and are used as
(a) mosquito repellant
(b) honey bee repellant
(c) moth repellant
(d) snake repellant
10. 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.




Answers of Important Questions (MCQ)

1 (d)
2 (c)
3 (c)
4 (d)
5 (c)
6 (c)
7 (d)
8 (a)
9 (c)
10 (d).



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NCERT Solutions for Class 8 Science Chapter 5 coal and petroleum
NCERT Solutions for Class 8 Science Chapter 5 in PDF
8 Science chapter 5 answers