AP Bio Insta-Review: Unit 8

Front

How do you solve for the rate of increase?

Back

Rate of increase = Birth Rate - Death Rate

Front

What is an adaptation?

Back

An adaptation is a trait favored by selection that provides an advantage in the environment.

Front

What happens if sea otters decrease?

Back

If sea otters decrease, sea urchins increase and kelp decreases.

Front

Can invasive species outcompete native species?

Back

True, invasive species can outcompete native species.

Front

What is mutualism?

Back

Mutualism is an interaction in which both species benefit.

Front

What is the formula for population growth?

Back

Population Growth = Births - Deaths + Immigration - Emigration

Front

Define carrying capacity.

Back

Carrying capacity is the maximum population size that an environment can sustain.

Front

What is the difference between biotic and abiotic factors?

Back

Biotic factors are living components of an ecosystem, while abiotic factors are non-living components.

Front

What is natural selection?

Back

Natural selection is the process where organisms better adapted to their environment tend to survive and produce more offspring.

Front

What is the role of producers in an ecosystem?

Back

Producers convert solar energy into chemical energy through photosynthesis.