Ecosystems Review Flashcard #2

Front

What happens to the mouse population if the snake population moves out of the area?

Back

The mouse population would most likely increase.

Front

What is a biotic factor in an ecosystem?

Back

A biotic factor is a living component of an ecosystem, such as a mushroom.

Front

What happens if all the producers in an ecosystem are removed?

Back

The populations of consumers would decrease rapidly.

Front

What is zooplankton classified as?

Back

Zooplankton is classified as an herbivore.

Front

What happens to energy as you move up the energy pyramid?

Back

The energy received by consumers decreases.

Front

Define 'ecosystem'.

Back

An ecosystem is a community of living organisms and their physical environment interacting as a system.

Front

What are producers in an ecosystem?

Back

Producers are organisms that make their own food, usually through photosynthesis, like plants.

Front

What is a consumer?

Back

A consumer is an organism that eats other organisms for energy.

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organisms and recycle nutrients back into the ecosystem.

Front

What is a food web?

Back

A food web is a complex network of feeding relationships among organisms in an ecosystem.