Ecosystems Review Flashcard #2

Front

What do arrows in a food web represent?

Back

The flow of energy.

Front

What is a food chain?

Back

A food chain is usually a straight line in which one organism eats another and obtains energy.

Front

Who are decomposers?

Back

Organisms that break down wastes and dead organisms and return the nutrients to the soil.

Front

What happens to the rabbit population when bobcats move into their area?

Back

The rabbit population will most likely decrease.

Front

Which of the following is NOT a consumer: grass, dog, shark, fish?

Back

Grass.

Front

What is an ecosystem?

Back

A community of living organisms and their interactions with their environment.

Front

What are producers?

Back

Organisms that create their own food through photosynthesis, like plants.

Front

What is a food web?

Back

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

Front

What role do consumers play in an ecosystem?

Back

Consumers obtain energy by eating other organisms.

Front

What is the difference between a food chain and a food web?

Back

A food chain is a linear sequence of organisms, while a food web is a complex network of interconnected food chains.