IGCSE O Level Biology Online Tests
Biotic and Abiotic in Ecology MCQ (Multiple Choice Questions) PDF Download
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The MCQ: Lives of organisms are greatly affected by; "Biotic and Abiotic in Ecology" App Download (Free) with answers: Producers; Consumers; Decomposers; Consumers and decomposers; to study online courses. Practice Biotic and Abiotic in Ecology Quiz Questions, download Apple eBook (Free Sample) for GRE practice test.
Biotic and Abiotic in Ecology MCQs: Questions and Answers PDF Download
Density can be measured through
- number of individuals per square meter
- number of individuals per unit area
- number of total population in a mile
- volume per unit mass
Lives of organisms are greatly affected by
- Producers
- Consumers
- Decomposers
- consumers and decomposers
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
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
In ecosystem , primary consumers are
- plants
- herbivores
- carnivores
- cat family
IGCSE O Level Biology Practice Tests
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A Level Biology Practice Questions
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