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NEET · Biology · PYQs

Ecology and Environment — NEET Previous Year Questions

Practise every NEET PYQ from Ecology and Environment with step-by-step AI solutions. Based on 25 years of papers, Ecology and Environment carries about 14.4% of the Biology section (~13 questions) — here are the concepts that get tested most, and how to master them.

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14.4%
of the Biology paper
~13
questions (90 Q)
#2
of 10 Biology chapters
Most-tested concepts

What NEET asks from Ecology and Environment

Across 25 years of NEET papers, examiners return to these concepts most often — practise the PYQs on each:

Organisms and populations - population interactions (mutualism, competition, predation, parasitism); population attributes (growth, birth rate and death rate, age distribution)Ecosystem - patterns, components; productivity and decomposition; energy flow; pyramids of number, biomass and energyBiodiversity and its conservation - concept, patterns and importance of biodiversity; loss of biodiversity; biodiversity conservation; hotspots, endangered organisms, extinction, Red Data Book, biosphere reserves, national parks and sanctuaries, sacred groves
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Chapter-wise PYQs

Every real NEET question from Ecology and Environment, organised topic by topic.

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AI-predicted 2027 questions

Fresh questions forecast for Ecology and Environment from historical patterns.

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More Biology chapters

Human PhysiologyGenetics and EvolutionCell Structure and FunctionReproductionPlant PhysiologyBiotechnology and Its ApplicationsDiversity in Living WorldBiology and Human WelfareStructural Organisation in Animals and PlantsAll Biology chapters →
FAQ

Frequently asked questions

On average about 13 questions (14.4% of the Biology paper), based on JEEnius's analysis of 25 years of NEET papers. It ranks #2 of 10 Biology chapters by weightage.
The most frequently tested concepts are: Organisms and populations - population interactions (mutualism, competition, predation, parasitism); population attributes (growth, birth rate and death rate, age distribution), Ecosystem - patterns, components; productivity and decomposition; energy flow; pyramids of number, biomass and energy, Biodiversity and its conservation - concept, patterns and importance of biodiversity; loss of biodiversity; biodiversity conservation; hotspots, endangered organisms, extinction, Red Data Book, biosphere reserves, national parks and sanctuaries, sacred groves. JEEnius lets you practise NEET PYQs on each of these with step-by-step solutions.
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