Food Chains, Food Webs, and Ecological Pyramids

Front

What do omnivores eat?

Back

Plants and animals.

Front

What do all food webs and food chains begin with?

Back

Producers.

Front

What diagram shows the amount of energy that moves from one feeding level to another?

Back

Energy Pyramid.

Front

What happens to the number of organisms with each successive (higher) trophic level?

Back

It decreases.

Front

What is a consumer?

Back

An organism that eats other organisms for energy.

Front

What are producers?

Back

Organisms that produce their own food, typically through photosynthesis.

Front

What is a food chain?

Back

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

Front

What is a food web?

Back

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

Front

What is a trophic level?

Back

Each step in a food chain or food web, representing a different level of energy transfer.

Front

What role do decomposers play in an ecosystem?

Back

They break down dead organisms and recycle nutrients back into the soil.