WBJEE PYQs for Eco-System with Solutions: Practice WBJEE Previous Year Questions

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Yashodeep Mahurkar

Updated on - Dec 31, 2025

Eco-System is an important topic in the Biology section in WBJEE exam. Practising this topic will increase your score overall and make your conceptual grip on WBJEE exam stronger.

This article gives you a full set of WBJEE PYQs for Eco-System with explanations for effective preparation. Practice of WBJEE Biology PYQs including Eco-System questions regularly will improve accuracy, speed, and confidence in the WBJEE 2026 exam.

WBJEE PYQs for Eco-System with Solutions

1.
Which of the following is the most productive ecosystem ?
- Estuary
- Open sea
- Desert
- Mountain
View Solution
2.
Trophic levels in ecosystem is formed by
- only bacteria
- only plants
- only herbivores
- organisms linked in food chain
View Solution
3.
Which of the following is an example of man-made ecosystem?
- Herbarium
- Aquarium
- Tissue culture
- Forest
View Solution

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WBJEE PYQs for Eco-System with Solutions

1.Which of the following is the most productive ecosystem ?

2.Trophic levels in ecosystem is formed by

3.Which of the following is an example of man-made ecosystem?

Fees Structure

Structure based on different categories

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1.
Which of the following is the most productive ecosystem ?

2.
Trophic levels in ecosystem is formed by

3.
Which of the following is an example of man-made ecosystem?