Dynamic Ecosystems

Which of these is a limiting factor?

• food supply

• shelter

• existence of predators

• all of the above

Which change in the ecosystem increases the carrying capacity for a particular species?

• drought

• flood

• appearance of a competing species

• disappearance of a competing species

What is the difference between a community and an ecosystem?

• An ecosystem consists of living and nonliving things in an area. A community is all the members of one species in the area.

• An ecosystem consists of living and nonliving things in an area. A community is all the populations in the area.

• An ecosystem consists of nonliving things in an area. A community is all the living things in the area.

• An ecosystem consists of all the populations in an area. A community is all the nonliving things in the area.

All the organisms from the same species living together in the same area at the same time.

• Population

• Community

• Ecosystem

• Abiotic Factor

Emigration is the process in which organisms move INTO an area.

• True

• False

A species at risk of being wiped out completely but not yet gone.

• Pollution

• Threatened Species

• Extinction

• Endangered Species

A symbiotic relationship that benefits both species is referred to as commensalism.

• True

• False

Interspecific Competition is a form of competition that occurs between organisms of the SAME species.

• True

• False

When 1 species of organisms work together for their survival.

• Commensalism

• Cooperative Relationships

• Predation

• Competition

In Parasitism, this is the organism that is harmed in the interaction.

• Parasite

• Host

• Population

• Predator