UPSC Prelims Environment & Ecology
Environmental Pollution
Analyzing 11 topics across 48 previous year questions.
Volume: 48 Ques
Yield: High
High-Yield Trend
5
2025 4
2024 3
2023 3
2022 6
2021 3
2020 4
2019 1
2018 2
2017 1
2016 3
2015 3
2014 5
2013 1
2012 4
2011 Topic Breakdown
Medium Priority
Air Pollution
Questions
13 Consistency
60% High-Yield Trend
2
2025 1
2024 1
2022 2
2021 2
2020 2
2019 1
2016 1
2013 1
2011 Explore Topic
Low Priority
Plastic Pollution
Questions
8 Consistency
40% High-Yield Trend
1
2025 2
2024 1
2022 2
2021 1
2019 1
2014 Explore Topic
Low Priority
Water Pollution
Questions
6 Consistency
40% High-Yield Trend
1
2025 1
2024 1
2023 1
2018 1
2013 1
2011 Explore Topic
Low Priority
Highly Polluting Industries
Questions
5 Consistency
33% High-Yield Trend
1
2023 1
2021 1
2020 1
2014 1
2013 Explore Topic
Low Priority
E Waste
Questions
3 Consistency
20% High-Yield Trend
1
2021 1
2019 1
2013 Explore Topic
Low Priority
Ozone Depletion
Questions
3 Consistency
20% High-Yield Trend
1
2023 1
2012 1
2011 Explore Topic
Low Priority
Solid Waste
Questions
3 Consistency
13% High-Yield Trend
1
2025 2
2015 Explore Topic
Low Priority
Acid Deposition
Questions
2 Consistency
13% High-Yield Trend
1
2022 1
2013 Explore Topic
Low Priority
Soil Pollution
Questions
2 Consistency
13% High-Yield Trend
1
2015 1
2011 Explore Topic
Low Priority
Types Of Pollutants
Questions
2 Consistency
7% High-Yield Trend
2
2017 Explore Topic
Low Priority
Nano Particles Pollution
Questions
1 Consistency
7% High-Yield Trend
1
2014 Explore Topic