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NEET - Biology Chapter 31

Ecosystem — preview safe public sample questions before starting focused practice.

Chapter 31Ecosystem

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Sample Chapter MCQs

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01Biology

NEET Biology Ecosystem Q1: The term 'producer' is best associated with which idea?

Aheterotroph obtaining food from other organisms

Bautotroph forming the base of food chains

Corganism breaking down dead organic matter

Drate of biomass production by producers

02Biology

NEET Biology Ecosystem Q2: Which term matches the description: autotroph forming the base of food chains?

Aconsumer

Bdecomposer

Cproducer

Dprimary productivity

03Biology

NEET Biology Ecosystem Q3: Which statement about 'producer' is correct?

A'producer' directly converts DNA into glucose in mitochondria.

B'producer' is always absent from living cells.

C'producer' is a question-image label and cannot be understood without a diagram.

D'producer' is linked with autotroph forming the base of food chains.

04Biology

NEET Biology Ecosystem Q4: In this topic, why is 'producer' important?

AIt helps explain autotroph forming the base of food chains.

BIt is used as a year-based current-affairs fact.

CIt is unrelated to Botany, Zoology, cell biology, genetics or ecology.

DIt is only a mathematical constant with no biological role.

05Biology

NEET Biology Ecosystem Q5: Which pairing is correctly matched?

Aproducer — heterotroph obtaining food from other organisms

Bproducer — autotroph forming the base of food chains

Cconsumer — autotroph forming the base of food chains

Dproducer — a process in which DNA is directly converted into glucose

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