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Ecology & Biodiversity

NEET level, single correct, medium

2 of 2

Question 2 of 2

The concept of 'Rivet Popper Hypothesis' comparing ecosystem species to airplane rivets was proposed by:

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Answer: (B) Paul Ehrlich

Paul Ehrlich proposed the rivet popper hypothesis to highlight ecosystem degradation by extinction.

NEET question paper PDF

The full paper for each year. Open it on this page or download it.

NEET 2025 question paper (Code 45)

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Explain it as a whiteboard videoStep-by-step, in Hinglish or English. Your first video needs no login.Solved it on paper but got it wrong?Upload a photo of your working. Mistake Doctor marks the exact line that broke.

More Biology practice

Ecology & BiodiversityIn a terrestrial ecosystem, the pyramid of biomass in a grassland is generally:
Plant PhysiologyIn the given chloroplast diagram, light-dependent phosphorylation reactions take place in the thylakoids (Granum), while enzymatic dark reactions (Calvin cycle) occur in:
Genetics & EvolutionCrossing over between non-sister chromatids of homologous chromosomes occurs during:
Plant Anatomy & ReproductionCasparian strips in plant roots are composed of suberin and are found in the:
Plant PhysiologyIn $C_4$ plants, the primary carbon dioxide acceptor is:
Plant PhysiologyThe gaseous plant hormone that promotes fruit ripening and senescence is:

NEET Biology practice question on Ecology & Biodiversity, with the answer and a step-by-step solution. Scan a question from your own book or paper to get a whiteboard video.