MCQ Questions | Class 8 Science Chapter 18 | Pollution of Air and Water with Answers

MCQ | Pollution of Air and Water Class 8

Check the below NCERT MCQ Questions for Class 8 Science Chapter 18 Pollution of Air and Water with Answers Pdf free download. MCQ Questions for Class 8 Science with Answers were prepared based on the latest exam pattern. We have Provided Pollution of Air and Water Class 8 Science MCQs Questions with Answers to help students understand the concept very well.

Objective Question | NCERT Science Class 8

NCERT Solutions Class 8 Science
Book:	National Council of Educational Research and Training (NCERT)
Board:	Central Board of Secondary Education (CBSE)
Class:	8th
Subject:	Science
Chapter:	18
Chapters Name:	Pollution of Air and Water
Medium:	English

Ncert Solutions for Class 8 Science | Objective Type Questions

You can refer to NCERT Solutions for Class 8 Science Chapter 18 Pollution of Air and Water to revise the concepts in the syllabus effectively and improve your chances of securing high marks in your board exams.

Pollution of Air and Water | Class 8 Science | NCERT Solutions

Q1.	cbse class 8 science notes pdf The solid or liquid particles dispersed in the air are called
	A. oxides
	B. acids
	C. hydrocarbons
	D. aerosols

Ans: aerosols

Q2.	cbse science class 8 book Water containing high salt concentration can be purified by
	A. boiling
	B. UV radiation
	C. filtration
	D. reverse osmosis

Ans: reverse osmosis

Q3.	cbse science class 8 book pdf The Taj Mahal is being affected due to
	A. noise pollution
	B. air pollution
	C. water pollution
	D. soil pollution

Ans: air pollution

Q4.	cbse science class 8 chapter 18 Greenhouse gas is
	A. nitrogen
	B. methane
	C. carbon dioxide
	D. both (2) and (c)

Ans: both (2) and (c)

Q5.	cbse science class 8 mcq Pollution of water is due to
	A. oil refineries
	B. paper factories
	C. sugar mills
	D. all of these

Ans: all of these

Q6.	cbse science class 8 question paper The gas depleting ozone layer is:
	A. Nitrogen.
	B. Oxygen
	C. CFC
	D. Carbon dioxide

Ans: Oxygen

Q7.	cbse science class 8 solutions What radiations are absorbed by CO2?
	A. Ultrared radiations
	B. Infrared radiations
	C. Ultraviolet radiations
	D. None of these

Ans: Infrared radiations

Q8.	cbse science class 8 syllabus The greenhouse effect gas is:
	A. CO2
	B. Methane
	C. CFC
	D. All of these

Ans: All of these

Q9.	class 8 mcq Which element is present in the exhaust of automobiles?
	A. Lead
	B. Calcium
	C. Chromium
	D. Magnesium

Ans: Lead

Q10.	class 8 science book Better fuel is:
	A. Peton
	B. Diesel
	C. Coal
	D. CNG

Ans: CNG

Q11.	class 8 science book pdf The phenomenon of marble cancer is due to
	A. soil particles
	B. fog
	C. CFCs
	D. acid rain

Ans: acid rain

Q12.	class 8 science chapter 18 The following gas is not an air pollutant:
	A. Carbon dioxide
	B. Oxides of nitrogen
	C. Sulphur dioxide
	D. Oxygen

Ans: Oxygen

Q13.	class 8 science mcq The solid or liquid particles dispersed in the air are called
	A. oxides
	B. acids
	C. hydrocarbons
	D. aerosols

Ans: aerosols

Q14.	class 8 science mcq online test The following gas forms acid rain:
	A. Carbandioxide
	B. Ozone
	C. Sulphur dioxide
	D. Carbon monoxide

Ans: Sulphur dioxide

Q15.	class 8 science notes The type of pollution which is likely to affect Taj Mahal in Agra to a greater extent is
	A. air pollution
	B. soil pollution
	C. water pollution
	D. noise pollution

Ans: air pollution

Q16.	mcq class 8 science chapter 18 Which of the following Is not a pollutant unless present in excess:
	A. Nitrogen dioxide
	B. Carbon dioxide
	C. Carbon monoxide
	D. Sulphur dioxide

Ans: Carbon dioxide

Q17.	mcq for class 8 science chapter 18 The major causes of air pollution include
	A. burning of coal and petroleum
	B. afforestation
	C. deforestation
	D. recycling of paper

Ans: burning of coal and petroleum

Q18.	mcq for class 8 with answers pollution of air and water Which of the following is not a greenhouse gas:
	A. Carbon dioxide
	B. Sulphur dioxide
	C. Methane
	D. Nitrogen

Ans: Nitrogen

Q19.	mcq questions class 8 science Bhopal tragedy was caused due to
	A. air pollution
	B. emission of poisonous gas
	C. water pollution
	D. leakage of poisonous gas

Ans: leakage of poisonous gas

Q20.	mcq questions class 8 science chapter 18 Addition of harmful and poisonous substances in our environment is called:
	A. Population
	B. Pollution
	C. Purification
	D. None of these