Entry Test MCQ :: Ecosystem

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Study of relationship of organisms to their environment is

A.	Ecology	B.	Palaentology
C.	Geology	D.	None of these

All populations within an ecosystem interconnected to one another are known as

A.	Species	B.	Family
C.	Community	D.	Biomes

Major regional ecological community of plants and animals forms

A.	Biosphere	B.	Biomass
C.	Biomes	D.	Bioecosystem

The actual location or place where an organism lives is

A.	Environment	B.	Biosphere
C.	Biomass	D.	Habitat

The role a species plays in a community including behavior and influence is

A.	Nichon	B.	Niche
C.	Autecology	D.	Profession

Study of a single population's relationship to its environment is called

A.	Ecology	B.	Synecology
C.	Autecology	D.	Niche

The biosphere covers about

A.	8-10 km	B.	5-10 km
C.	15-30 km	D.	16-20 km

Abiotic components include

A.	Atmosphere	B.	Hydrosphere
C.	Lithosphere	D.	All of these

Which statement is true?

A.	Producers are heterotrophic organisms	B.	Consumers are autotrophic organisms
C.	Fungi and bacteria are decomposers	D.	Consumers release chemical elements as ions

10.

Sequence of changes in community and its non-living environment over a period of time is

A.	Niche	B.	Succession
C.	Alterations	D.	Neo-ecology