Ecosystem: NEET Biology Questions and PYQs
Ecosystem is a chapter of NEET Biology, in the Ecology and Environment unit. YoExam has 710+ practice questions on it, including 90+ previous year questions from NEET and AIPMT papers from 1988 to 2025, and every question comes with the answer and a full explanation.
Topics covered in Ecosystem
Each topic can be practised on its own, so you can drill the exact part of the chapter you are weakest in.
- Ecosystem: Structure, Stratification & Function
- The Pond as a Model Ecosystem
- Productivity
- Decomposition
- Energy Flow: Solar Input, PAR & Thermodynamics
- Food Chains & Food Webs
- Trophic Levels, Standing Crop & the 10% Law
- Ecological Pyramids
Question types
Pick one type to focus, or mix them all. Counts as of 24 September 2026.
| Question type | Questions |
|---|---|
| NCERT Topic Wise | 460 |
| Previous Year Questions | 99 |
| Statement Based | 56 |
| Matching Type | 50 |
| Assertion & Reason | 50 |
| Total | 715 |
Ecosystem previous year questions
90+ questions on Ecosystem come from past NEET and AIPMT papers from 1988 to 2025, across 33 different years. Each one shows the paper it came from, so you can see how the chapter has been examined over time. The NEET PYQ chapter-wise page compares every chapter.
How practice works
- Choose a question type or a topic, then answer at your own pace.
- Check each answer to see whether it is right, the correct option and the full explanation.
- Stop whenever you like and resume from the same question later.
- At the end, see your accuracy, time, and a breakdown by question type and difficulty.
Frequently asked questions
How many NEET questions are there on Ecosystem?
YoExam has 710+ practice questions on Ecosystem, including 90+ previous year questions from NEET and AIPMT papers from 1988 to 2025. Every question comes with the correct answer and a full explanation.
Are there NEET PYQs for Ecosystem?
Yes. 90+ questions on Ecosystem come from past NEET and AIPMT papers from 1988 to 2025, across 33 different years. You can practise them on their own by choosing Previous Year Questions for this chapter.
Is Ecosystem free to practise on YoExam?
Ecosystem is part of YoExam Pro and Elite. The first chapter of every unit is free, so you can try the questions and explanations before paying. YoExam Pro is ₹599 for 12 months, as a one-time payment.
What types of questions are there for Ecosystem?
You can practise Ecosystem as NCERT Topic Wise, Previous Year Questions, Statement Based, Matching Type and Assertion & Reason, or mix every type together in one session.
Which topics does Ecosystem cover?
8 topics: Ecosystem: Structure, Stratification & Function; The Pond as a Model Ecosystem; Productivity; Decomposition; Energy Flow: Solar Input, PAR & Thermodynamics; Food Chains & Food Webs; Trophic Levels, Standing Crop & the 10% Law; Ecological Pyramids. Each one can be practised on its own.
More chapters in Ecology and Environment
- Organisms and Populations: 1,000+ questions, 100+ PYQs
- Biodiversity and Conservation: 940+ questions, 90 PYQs
See every chapter on the NEET Biology page.