Ecosystems Unit Review

Front

Arrows in a food web represent:

Back

flow of energy.

Front

What happens if manatees become extinct?

Back

Certain producer organisms would become more abundant in the area.

Front

Effect of a sudden increase in cricket population:

Back

There would be a decrease in the grass/flowers population.

Front

What happens if phytoplankton and vegetation drastically decrease?

Back

The entire food web would be affected.

Front

First organisms that appear in an ecological community:

Back

pioneer species.

Front

Definition of an ecosystem:

Back

A community of living organisms and their interactions with their environment.

Front

What is ecological succession?

Back

The process of change in the species structure of an ecological community over time.

Front

Difference between primary and secondary succession:

Back

Primary succession occurs in lifeless areas, while secondary succession occurs in areas where a disturbance has destroyed an existing community.

Front

Role of producers in an ecosystem:

Back

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

Front

What are consumers?

Back

Organisms that obtain energy by eating other organisms.