Wednesday, 24 February 2021

CBSE Class 8 Science - MCQ and Online Tests - Unit 5 - Coal and Petroleum

CBSE Class 8 Science – MCQ and Online Tests –  Unit 5 – Coal and Petroleum

Every year CBSE students attend Annual Assessment exams for 6,7,8,9,11th standards. These exams are very competitive to all the students. So our website provides online tests for all the 6,7,8,9,11th standards’ subjects. These tests are also very effective and useful for those who preparing for any competitive exams like Olympiad etc. It can boost their preparation level and confidence level by attempting these chapter wise online tests.

These online tests are based on latest CBSE syllabus. While attempting these, our students can identify their weak lessons and continuously practice those lessons for attaining high marks. It also helps to revise the NCERT textbooks thoroughly


CBSE Class 8 Science – MCQ and Online Tests –  Unit 5 – Coal and Petroleum

Choose the correct option in the following questions:

Question 1.
Products obtained by the process of destructive distillation are
(a) coke, coal-tar, coal gas
(b) petrol, diesel, kerosene
(c) paraffin wax, bitumen
(d) compressed natural gas


Answer: (a) coke, coal-tar, coal gas

Question 2.
Name the petroleum product used for surfacing of roads.
(a) Butane
(b) Anthracite
(c) Bitumen
(d) Hydrocarbon


Answer: (c) Bitumen

Question 3.
The mining of oil under sea is termed as
(a) distillation
(b) carbonisation
(c) shore mining
(d) destructive distillation


Answer: (c) shore mining

Question 4.
Which one is not a coal product?
(a) Coal tar
(b) Coal gas
(c) Lime


Answer: (c) Lime

Question 5.
Which one of the following is a petrochemical?
(a) Ammonia
(b) Coke
(c) Acetone
(d) Paraffin wax


Answer: (d) Paraffin wax

Question 6.
Conversion of dead vegetation into coal is called
(a) carbonisation
(b) distillation
(c) coal gas
(d) natural gas


Answer: (a) carbonisation

Question 7.
Full form of LPG
(a) Light Petroleum Gas
(b) Liquefied Petroleum Gas
(c) Long Pipe of Gas
(d) Long Petroleum Gas


Answer: (b) Liquefied Petroleum Gas

Question 8.
A natural gas stored under high pressure is called
(a) CNG
(b) LPG
(c) KLG
(d) PNP


Answer: (a) CNG

Question 9.
Name the petroleum product used for surfacing of road
(a) Peat
(b) Lignite
(c) Anthracite
(d) Bituminous


Answer: (d) Bituminous

Question 10.
Petroleum is found under the
(a) sedimentary rocks
(b) water
(c) sand
(d) coke


Answer: (a) sedimentary rocks

Question 11.
In which of the following places natural gas has not been formed in India?
(a) Tripura
(b) Jaiselmer
(c) Mumbai
(d) Delhi


Answer: (d) Delhi

Question 12.
Minerals are
(a) natural resources.
(b) inexhaustible natural resources
(c) exhaustible natural resources
(d) all of these


Answer: (c) exhaustible natural resources

Question 13.
Petroleum is mainly a mixture of which one of the following class?
(a) Carbohydrates
(b) Carbogens
(c) Hydrocarbons
(d) Alcohols


Answer: (c) Hydrocarbons

Question 14.
Main constituent of LPG is
(a) methane
(b) butane
(c) ethane
(d) propane


Answer: (b) butane

Question 15.
Least polluting fuel for vehicles is
(a) coke
(b) kerosene
(c) diesel
(d) CNG


Answer: (d) CNG



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