WBJEE SERIES Biology
Eco System
3 previous year questions.
Volume: 3 Ques
Yield: Medium
High-Yield Trend
2
2009 1
2007 Chapter Questions 3 MCQs
01
PYQ 2007
medium
biology ID: wbjee-20
Which of the following is the most productive ecosystem ?
1
Estuary
2
Open sea
3
Desert
4
Mountain
02
PYQ 2009
easy
biology ID: wbjee-20
Trophic levels in ecosystem is formed by
1
only bacteria
2
only plants
3
only herbivores
4
organisms linked in food chain
03
PYQ 2009
medium
biology ID: wbjee-20
Which of the following is an example of man-made ecosystem?
1
Herbarium
2
Aquarium
3
Tissue culture
4
Forest
About Eco System - WBJEE
Eco System is a vital chapter for WBJEE aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.
By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.
Frequently Asked Questions
Why focus on Eco System PYQs?
Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.
How to best use this analysis?
Review the topic breakdown to see which sub-topics within Eco System carry the most weight. Then, tackle the questions iteratively to solidify your understanding.