Ecosystem
22 NEET Botany previous year questions (PYQs) from 8 papers, 2021 to 2026, with answers and worked solutions.
About this chapter
- Difficulty: 5 easy · 15 moderate · 2 hard.
- Most-asked subtopics: Productivity (4), Decomposition (2), Standing State / Nutrient Cycling (1).
- Updated 17 July 2026.
#1Decomposition
#2Air Pollution Control Devices
#3Nutrient Cycling - Phosphorus Cycle
#4Air Pollution - CNG
#5Standing State / Nutrient Cycling
Done a few? Here’s your next move
#6Ecological Pyramids
#7Productivity
- NEET · 2024 · Re-NEET (UG) 2024 — 23 Jun 2024 · Q140ModerateHas image
#8Ecological Pyramid of Energy
#9Limitations of Ecological Pyramids
#10Trophic level productivity
#11Productivity
#12Decomposition / Detritus Food Chain
#13Eutrophication / Algal Bloom
#14Eutrophication and biomagnification
#15Food chain - trophic levels
#16Energy flow - ecological pyramids
#17Productivity
#18Decomposition
#19Ecological pyramids
#20Productivity in Ecosystem
#21Productivity
#22Energy Flow
More chapters in this subject
- Anatomy of Flowering Plants20
- Biodiversity and Conservation24
- Cell Cycle and Cell Division25
- Cell: The Unit of Life49
- Molecular Basis of Inheritance53
- Morphology of Flowering Plants23
- Organisms and Populations24
- Photosynthesis in Higher Plants24
- Plant Growth and Development24
- Plant Kingdom23
- Principles of Inheritance and Variation37
- Respiration in Plants16
- Sexual Reproduction in Flowering Plants27