Previous year question hub

Ecosystem - Botany - Biology Previous Year Questions

Practice Ecosystem - Botany - Biology previous year questions organised from real papers, with year-wise coverage and clear topic navigation.

37Papers

26Years

88Questions

1Topics

Ecosystem question pattern

Every graph below is calculated only from this selection.

Questions by year

Year-wise coverage for Ecosystem. Each bar uses a separate theme-derived color.

Difficulty distribution

How the classified questions are distributed by difficulty.

88questions

Not classified 81 92%

Easy 7 8%

Question type distribution

MCQ, numerical, multiple-select and other formats found in these papers.

88questions

MCQ 88 100%

Subject weightage

Top subjects by unique question coverage.

Biology

88 Qs

Most asked topics

Top topics across the included previous year papers.

Botany

88 Qs

Subtopic coverage

Top subtopics inside this exact selection.

Ecosystem

88 Qs

Paper coverage

Question coverage for the most populated papers. Every active PYP paper remains listed below.

NEET 2026

3 Qs

RE-NEET 2026

2 Qs

NEET 2025

4 Qs

NEET 2024 RE EXAMINATION

2 Qs

NEET 2024

1 Qs

NEET 2023

4 Qs

NEET 2023 MANIPUR

3 Qs

NEET 2022 PHASE 2

5 Qs

NEET 2022 Phase 1

3 Qs

NEET 2021

3 Qs

NEET 2020 PHASE 1

2 Qs

NEET 2019

2 Qs

AIIMS 2018

1 Qs

NEET 2018

1 Qs

NEET 2017

1 Qs

NEET 2016 PHASE 1

3 Qs

NEET 2016 PHASE 2

1 Qs

AIPMT 2015 Cancelled Paper

5 Qs

AIPMT 2015

3 Qs

AIPMT 2014

3 Qs

NEET 2013

3 Qs

NEET 2013 KARNATAKA

3 Qs

AIPMT 2012 PRELIMS

5 Qs

AIPMT 2012 MAINS

3 Qs

AIPMT 2011 PRELIMS

4 Qs

AIPMT 2011 MAINS

3 Qs

AIPMT 2010 MAINS

1 Qs

AIPMT 2010 PRELIMS

1 Qs

AIPMT 2009

2 Qs

AIPMT 2008

3 Qs

AIPMT 2007

1 Qs

AIPMT 2006

1 Qs

AIPMT 2004

2 Qs

AIPMT 2003

1 Qs

AIPMT 2002

1 Qs

AIPMT 2001

1 Qs

AIPMT 2000

1 Qs

Included previous year papers

Newest papers appear first. Sort by year, question coverage or name.

Paper	Year / session	Questions in this view	Open
NEET 2026	2026	3	View paper
RE-NEET 2026	2026	2	View paper
NEET 2025	2025	4	View paper
NEET 2024	2024	1	View paper
NEET 2024 RE EXAMINATION	2024	2	View paper
NEET 2023	2023	4	View paper
NEET 2023 MANIPUR	2023	3	View paper
NEET 2022 Phase 1	2022	3	View paper
NEET 2022 PHASE 2	2022	5	View paper
NEET 2021	2021	3	View paper
NEET 2020 PHASE 1	2020	2	View paper
NEET 2019	2019	2	View paper
AIIMS 2018	2018	1	View paper
NEET 2018	2018	1	View paper
NEET 2017	2017	1	View paper
NEET 2016 PHASE 1	2016	3	View paper
NEET 2016 PHASE 2	2016	1	View paper
AIPMT 2015	2015	3	View paper
AIPMT 2015 Cancelled Paper	2015	5	View paper
AIPMT 2014	2014	3	View paper
NEET 2013	2013	3	View paper
NEET 2013 KARNATAKA	2013	3	View paper
AIPMT 2012 MAINS	2012	3	View paper
AIPMT 2012 PRELIMS	2012	5	View paper
AIPMT 2011 MAINS	2011	3	View paper
AIPMT 2011 PRELIMS	2011	4	View paper
AIPMT 2010 MAINS	2010	1	View paper
AIPMT 2010 PRELIMS	2010	1	View paper
AIPMT 2009	2009	2	View paper
AIPMT 2008	2008	3	View paper
AIPMT 2007	2007	1	View paper
AIPMT 2006	2006	1	View paper
AIPMT 2004	2004	2	View paper
AIPMT 2003	2003	1	View paper
AIPMT 2002	2002	1	View paper
AIPMT 2001	2001	1	View paper
AIPMT 2000	2000	1	View paper

All Ecosystem previous year questions

Practice every matching question in batches of 20, with every available option.

2000 · Biology · Botany · Ecosystem

AIPMT 2000

Which is the reason for highest biomass in aquatic ecosystem ?

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2001 · Biology · Botany · Ecosystem

AIPMT 2001

Plant Decomposers are : -

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2002 · Biology · Botany · Ecosystem

AIPMT 2002

Bamboo plant is growing in a far forest then what will be the trophic level of it ?

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2003 · Biology · Botany · Ecosystem

AIPMT 2003

Which of the following plants are used as green manure in crop fields and in sandy soils ?

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2004 · Biology · Botany · Ecosystem

AIPMT 2004

Which of the following is expected to have the highest value (gm/m²/yr) in a grassland ecosystem ?

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2004 · Biology · Botany · Ecosystem

AIPMT 2004

An ecosystem which can be easily damaged but can recover after some time if damaging effect stops will be having -

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2006 · Biology · Botany · Ecosystem

AIPMT 2006

Which one of the following is not used for construction of ecological pyramids ?

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2007 · Biology · Botany · Ecosystem

AIPMT 2007

Which one of the following ecosystem types has the highest annual net primary productivity ?

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2008 · Biology · Botany · Ecosystem

AIPMT 2008

The slow rate of decomposition of fallen logs in nature is due to their:

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2008 · Biology · Botany · Ecosystem

AIPMT 2008

Consider the following statements concerning food chains:
(i) Removal of 80% tigers from an area resulted in greatly increased growth of vegetation
(ii) Removal of most of the carnivores resulted in an increased population of deers
(iii) The length of food chains is generally limited to 3-4 trophic levels due to energy loss
(iv) The length of food chains may vary from 2 to 8 trophic levels
Which of two of the above statements are correct ?

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2008 · Biology · Botany · Ecosystem

AIPMT 2008

About 70% of total global carbon is found in:

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2009 · Biology · Botany · Ecosystem

AIPMT 2009

Which one of the following types organisms occupy more than one trophic level in a pond ecosystem ?

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2009 · Biology · Botany · Ecosystem

AIPMT 2009

The correct sequence of plants in hydrosere is :

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2010 · Biology · Botany · Ecosystem

AIPMT 2010 MAINS

Which of the following representations shows the pyramid of numbers in a forest ecosystem ? AIPMT 2010 Mains Biology - Ecosystem Question 48 English

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2010 · Biology · Botany · Ecosystem

AIPMT 2010 PRELIMS

The biomass available for consumption by the herbivores and the decomposers is called –

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