Unit 5 Review: Part B

Front

What is carrying capacity in an ecosystem?

Back

The maximum population size an environment can sustain indefinitely.

Front

How long can primary succession take to establish a mature ecosystem?

Back

Hundreds to thousands of years.

Front

What factor would most likely cause emigration?

Back

Resource scarcity.

Front

Which event would most likely trigger primary succession?

Back

A volcanic eruption.

Front

What is an example of a biotic limiting factor?

Back

Competition for food.

Front

Define primary succession.

Back

The process of ecological change that occurs in an area where no soil exists, leading to the establishment of a mature ecosystem.

Front

What is a biotic factor?

Back

A living component of an ecosystem that affects the population of another organism.

Front

What is an abiotic factor?

Back

A non-living component of an ecosystem that influences living organisms.

Front

Explain the difference between immigration and emigration.

Back

Immigration is the movement of individuals into a population, while emigration is the movement of individuals out of a population.

Front

What role do decomposers play in an ecosystem?

Back

Decomposers break down dead organic matter, recycling nutrients back into the soil.