Food Chain, Food Web and Ecological Pyramid

Front

All food webs and food chains begin with _________________

Back

producers

Front

In an ecological pyramid, which trophic level always has the least amount of energy available?

Back

Apex Predator

Front

In this energy pyramid, which organisms have the most energy available?

Back

Producers

Front

Who does the grasshopper get energy from?

Back

Grass

Front

How many carnivores are shown in this food web?

Back

5

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 an ecological pyramid?

Back

A graphical representation showing the distribution of energy or biomass among trophic levels.

Front

Define primary consumers.

Back

Organisms that eat producers; typically herbivores.

Front

Define secondary consumers.

Back

Organisms that eat primary consumers; can be carnivores or omnivores.