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Individuals of the same species in a particular locality constitute:

A.	Population	B.	Community
C.	Flora	D.	Fauna

The populations increase in their number due to:

A.	Mortality	B.	Natality
C.	Dispersal	D.	Emigration

Immense increase in the number of organisms of a species is checked by:

A.	Environmental resistance	B.	Biotic potential
C.	Imigration	D.	All of these

Which of the following does not constitute a part of sigmoid curve?

A.	Lag phase	B.	Linear phase
C.	Stationary phase	D.	Exponential phase

The level beyond which no major increase is possible represents:

A.	Stationary phase	B.	Biotic potential
C.	Acceleration limit	D.	Carrying capacity

Which of the following describes a community?

A.	A list of species present (species structure and diversity indices	B.	Biomass of producers and consumers
C.	Autotrophic and heterotrophic measurements	D.	All of the above

A community is:

A.	A collection of plant and animals	B.	Organism living in a habitat
C.	Autotrophs and hetrotrophs	D.	Web of life

A group of plants living together eunder similar or dissimilar environmental conditions is called:

A.	Vegetation	B.	Flora
C.	Species	D.	Community

Group of two and more plant groups is known as:

A.	Biocoenosis	B.	Zoocoenosis
C.	Plant community	D.	Ecotype

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Community is:

A.	A group of independent and integrating populations of different species	B.	A group of independent and interacting populations of same species
C.	A group of a independent and interacting populations of same species in a specific area	D.	A group of independent and interacting populations of different species in a specific area