UPSC previous year question bank

UPSC Air pollution Previous Year Questions

9 Air pollution questions asked in previous UPSC examinations, arranged from the latest year with answers and explanations.

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Questions: 9
Years covered: 2019–2025
Exam years: 6
With answers: 9

Air pollution questions by year

20251 20241 2022 🔒2 2021 🔒2 2020 🔒2 2019 🔒1

UPSC Air pollution Previous Year Questions

1–2 of 2

Q1 Prelims 2025 Prelims GS

Artificial way of causing rainfall to reduce air pollution makes use of
1. silver iodide and potassium iodide
2. silver nitrate and potassium iodide
3. silver iodide and potassium nitrate
4. silver nitrate and potassium chloride
Air pollutionCloud seedingScience and technology
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Q2 Prelims 2024 Prelims GS

According to the Environmental Protection Agency (EPA), which one of the following is the largest source of sulphur dioxide emissions?
1. Locomotives using fossil fuels
2. Ships using fossil fuels
3. Extraction of metals from ores
4. Power plants using fossil fuels
Air pollutionEnvironment and ecologyMajor emission sources
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