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 MCQ (PDF) Questions Answers 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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