EOC Review - Ecology

Front

Natural disasters such as flooding and tornadoes are linked to _____________.

Back

Secondary succession refers to the process of ecological recovery that occurs in an area where a disturbance has destroyed an existing ecosystem but left the soil intact.

Front

Carrying capacity is involved in which graph?

Back

Logistic growth graph illustrates how a population grows rapidly at first and then levels off as it reaches the carrying capacity of its environment.

Front

Select the best definition: Ecosystem

Back

An ecosystem is a community of living organisms interacting with their non-living environment.

Front

How do lichens contribute to primary succession?

Back

Lichens begin to break down rock to form soil, which is essential for the establishment of other plant species.

Front

Select the best definition: Community

Back

A community is a group of populations in an area that interact with each other.

Front

What is primary succession?

Back

Primary succession is the process of ecological change that occurs in an area where no soil exists, such as after a volcanic eruption.

Front

What is the difference between primary and secondary succession?

Back

Primary succession starts from bare rock or lifeless areas, while secondary succession occurs in areas where an ecosystem has been disturbed but soil remains.

Front

Define carrying capacity.

Back

Carrying capacity is the maximum number of individuals of a species that an environment can sustainably support.

Front

What role do decomposers play in an ecosystem?

Back

Decomposers break down dead organic matter, returning nutrients to the soil and making them available for plants.

Front

What is a food chain?

Back

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