AP Bio Ecology Review

Front

Where are autotrophs found in food chains/webs?

Back

At the first level.

Front

What is a niche?

Back

An organism's role in an ecosystem and the resources they obtain.

Front

What is the carrying capacity for a population?

Back

The number of organisms an ecosystem can sustain.

Front

If a population has a carrying capacity (K) of 1000, and the growth rate (r) is 1.1, what is the population growth when the population (N) is 500?

Back

227.

Front

What does carrying capacity mean?

Back

The number of organisms an ecosystem can sustain.

Front

Define autotrophs.

Back

Organisms that produce their own food, typically through photosynthesis.

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 a food web?

Back

A complex network of feeding relationships among various organisms in an ecosystem.

Front

Explain the term 'biomass'.

Back

The total mass of living matter within a given area or volume.

Front

What is ecological succession?

Back

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