OJEE SERIES Biology
Eco System
4 previous year questions.
Volume: 4 Ques
Yield: Medium
High-Yield Trend
2
2011 2
2009 Chapter Questions 4 MCQs
01
PYQ 2009
medium
biology ID: ojee-200
Which are the first organisms to colonize on a bare rock ?
1
Fungi
2
Diatoms
3
Lichens
4
Mosses
02
PYQ 2009
medium
biology ID: ojee-200
Energy and nutrients enter a community by
1
Producer
2
Primary consumer
3
Decomposer
4
Sunlight
03
PYQ 2011
medium
biology ID: ojee-201
Which one of the following is a primary consumer
1
Carnivore
2
Herbivore
3
Producer
4
None of these
04
PYQ 2011
medium
biology ID: ojee-201
The actively moving organisms in aquatic ecosystem is
1
Phytoplankton
2
Nekton
3
Benthos
4
Zooplankton
About Eco System - OJEE
Eco System is a vital chapter for OJEE 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.