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Energy flow

5 PYQ across 2 exams · 2019–2023 — the complete chronological timeline of how UPSC has tested this idea, oldest to newest.

CDS 2019 → GEO 2022
20191 PYQ
CDSQ77
Food chain is…
20211 PYQ
CDSQ13
Which of the following limits the number of trophic levels in a food chain?…
20221 PYQ
GEOQ56
A juvenile ecosystem is characterized by energy usage which is primarily directed towards…
20232 PYQs
CDSQ47
Energy and nutrients flow from one trophic level to another in an ecosystem. Which one of the following statements correctly describes the d…
GEOQ50
What is 'bioenergetic approach' in modern ecology?…
Related concepts — explore their timelines too
Food chainTrophic levelsEcological succession
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