VCS Biology_ Unit 8_ Interdependence & Human Impact

Front

What term describes the members of a species in a defined area?

Back

Population

Front

What is the best explanation for the increase in the deer population on the Kaibab Plateau after hunting predators?

Back

Fewer natural enemies

Front

How could the building of highways affect animals such as the tiger salamander?

Back

Tiger salamanders may be cut off from important resources

Front

Which organism in a food web would contain the lowest concentration of chemical pollutants?

Back

Producers

Front

Why are wildlife biologists removing pythons from the Everglades?

Back

The pythons could prey on native organisms and cause native populations to decline

Front

What is an ecosystem?

Back

A community of living organisms and their physical environment interacting as a system.

Front

Define biodiversity.

Back

The variety of life in the world or in a particular habitat or ecosystem.

Front

What is a food chain?

Back

A linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Front

What is the role of producers in an ecosystem?

Back

Producers convert sunlight into energy through photosynthesis, forming the base of the food web.

Front

What is an invasive species?

Back

A non-native species that spreads widely in a new habitat and causes harm to the environment.