IGCSE O Level Biology MCQs – Practice Test 10 (Chapter 6)

Ecology: O level Biology MCQ with Answers PDF Download – Test 10

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Ecology O level Biology MCQ with Answers PDF Download: Quiz 10

MCQ 46: Lives of organisms are greatly affected by:

Producers
Consumers
Decomposers
consumers and decomposers

MCQ 47: In an ecological community, change in one member:

affects other population of the community
does not affect other populations
affects other ecosystems
affects other communities

MCQ 48: In ecology ,ecological niche refers to:

how an organism fits in the environment only
how an organism depends on various organisms only
how an organism adapts a new environment.
how an organism fits in the environment and depends on various organisms

MCQ 49: Fats, amino acids and proteins are formed through:

glucose
water
glycogen
cellulose

MCQ 50: In ecosystem , primary consumers are:

plants
herbivores
carnivores
cat family

IGCSE O Level Biology Notes App & e-Book – Ecology: O level Biology Exam Prep

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