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Pollution Questions

Practice 25 Pollution questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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25
Total Questions
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4
Easy
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21
Medium
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0
Hard
Practice by Exam:Biology(9)Environmental Studies(3)General Science(2)General Awareness(2)Environmental Science(2)Chemistry(2)General Studies(2)General Knowledge(2)

About Pollution — practice questions, PYQs & concepts

Pollution is a frequently-tested topic on Biology, Environmental Studies, General Science. ExamTest.live currently lists 25 Pollution questions spanning previous-year papers from 2026 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year — every answer key is free, no sign-up required.

Pollution weight in competitive exams

Across our Pollution question bank, the largest sources are Biology (9), Environmental Studies (3), General Science (2), General Awareness (2) and Environmental Science (2). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 4 easy Pollution questions are available — build fluency before moving up.
  • Target weak years: Use the year filter to focus on the most recent 2026 paper or older PYQs you have not attempted.
  • Time yourself: Every question shows the average solve time so you can benchmark your speed against other students.
  • Read every explanation: Even on questions you got right — the explanation often surfaces a faster approach you can reuse.

All Pollution Questions(1–25 of 25)

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Q1easymcqGeneral AwarenessSSC Selection Post 2021 Matriculation Level2026
39% accuracy
Acid rain is caused by the chemical reaction that begins when compounds like sulphur dioxides and ________ are released into the air.
Q2easymcqGeneral StudiesCompetitive Exam2026
0% accuracy
What is a significant environmental impact of urbanization?
Q3mediummcqEnvironmental StudiesCompetitive Exam2026
100% accuracy
Which among the following is responsible for depletion of Ozone layer?
Q4mediummcqChemistryNEET (UG) 20172026
0% accuracy
Which of the following is a sink for ?
Q5mediummcqGeneral AwarenessSSC CGL2026
0% accuracy
________ which are used in refrigerators, air conditioners and aerosol sprays.
Q6mediummcqGeneral KnowledgePrepp2026
Eutrophication can be defined as:
Q7mediummcqEnvironmental ScienceCompetitive Exam2026
The greenhouse gas that is a primary product of the combustion of fossil fuels is
Q8mediummcqGeneral StudiesCompetitive Exams2026
Noise pollution and sound levels are monitored using specialized meters, and the standard logarithmic unit used is:
Q9mediummcqGeneral ScienceCompetitive Exam2026
Noise pollution is created if sound is in excess to
Q10mediummcqEnvironmental StudiesCompetitive Exams2026
Examples of Volatile Organic Compounds (VOCs) causing cancer are:
Q11mediummcqBiologyCompetitive Exam2026
'Itai Itai' disease is associated with poisoning of:
Q12mediummcqGeneral ScienceSSC CGL2026
Methane an air pollutant is produced ________.
Q13mediummcqEnvironmental StudiesSSC CGL2026
__________ is produced from incomplete burning of fuels such as petrol and diesel.
Q14mediummcqGeneral KnowledgePractice Test2026
The gradual yellowness and discoloration of the marble of the Taj Mahal is an effect of which environmental phenomenon?
Q15easymcqSocial StudiesUPTET Paper 2 (Social Science)2026
Reason of water pollution is
Q16mediummcqEnvironmental ScienceGeneral Knowledge Studies2026
Which of the following destroys ozone?
Q17mediummcqBiologyNEET 20222026
Given below are two statements:Statement I: In a scrubber, exhaust from the thermal plant is passed through electric wires to charge the dust particles.Statement II: Particular matter (PM 2.5) cannot be removed by scrubber but can be removed by an electrostatic precipitator.In the light of the above statements, choose the most appropriate answer from the options given below:
Q18easymcqBiologyNEET 20222026
The entire fleet of buses in Delhi were converted to CNG from diesel. In reference to this, which one of the following statements is false?
Q19mediummcqBiologyNEET (UG) 20182026
Match the items given in Column I with those in Column II:Column I: (a) Eutrophication, (b) Sanitary landfill, (c) Snow blindness, (d) Jhum cultivationColumn II: (i) radiation, (ii) Deforestation, (iii) Nutrient enrichment, (iv) Waste disposal
Q20mediummcqChemistryChemistry
0% accuracy
Which one of the following statements is NOT true?
Q21mediummcqBiologyBiology
100% accuracy
Which one of the following is not a bioindicator of water pollution?
Q22mediummcqBiologyBiology
100% accuracy
In a coal fired power plant electrostatic precipitators are installed to control emission of:
Q23mediummcqBiologyBiology
Formation of non-functional methaemoglobin causes blue-baby syndrome. This is due to:
Q24mediummcqBiologyBiology
Kyoto Protocol was endorsed at:
Q25mediummcqBiologyBiology
Assertion : A suspended particulate matter (SPM) is an important pollutant released by diesel vehicles.Reason : Catalytic converters greatly reduce pollution caused by automobiles.

Frequently Asked Questions

How many Pollution questions are on ExamTest.live?▼
We have 25 Pollution questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are Pollution MCQs free?▼
Yes. All Pollution questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include Pollution questions?▼
Pollution questions are commonly asked in Biology, Environmental Studies, General Science, General Awareness, Environmental Science. You can filter by exam using the links above.
How do I practice Pollution questions effectively?▼
Start with easy questions to build confidence, then tackle medium and hard ones. Use the filter buttons to sort by difficulty. Reveal the answer only after attempting each question, and read the explanation thoroughly.