Ecosystem
42 PYQs↓ Decreasing
20252024202320222021
Biodiversity
36 PYQs→ Stable
20252024202320222021
Climate Change
30 PYQs→ Stable
20252024202320222021
Conservation
23 PYQs↓ Decreasing
20242023202220212020
Environmental Issues
17 PYQs→ Stable
20252024202220212020
International Conventions
7 PYQs↓ Decreasing
20252023201920162015
Acts And Policies
4 PYQs↓ Decreasing
2019201820172015
Agriculture
2 PYQs→ Stable
2018
Renewable Energy
2 PYQs↑ Increasing
20222016