Ecology Quiz Review

The nonliving aspects of an ecosystem.

• Abiotic factors
• Biotic factors

The living portions of the ecosystem.

• Biotic factors
• Abiotic factors

A collection of organisms that belong to different populations but all live in the same area and interact with one another.

• Population
• Ecosystem
• Community
• Ecosphere

A collection of organisms that make up a community as well as all of the nonliving aspects of the environment.

• Population
• Community
• Habitat
• Ecosystem

An animal that is hunted and eaten for food is a 

• predator
• prey

Identify an a example of an Abiotic Factor?

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Water and food are examples of _____________ for populations

• emigration
• carrying capacity
• limiting factor
• immigration

If an area has all the wolves that it can support, the wolf population has reached its _______________________.

• limiting factor
• carrying capacity
• emmigration
• immigration

The number of individuals per unit area is the definition of which?

• Population distribution
• Population density
• Survivorship type 1
• Survivorship type 2

What does biodiversity mean?

• Only one species in an area.
• The different amount of species in an area
• All abiotic life
• Nitrogen fixation