Eng Food Webs & Chains

Front

What is a food web?

Back

A food web is a complex network of interconnected food chains in an ecosystem, showing how energy and nutrients flow between different organisms.

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.

Front

What are producers?

Back

Producers are organisms, typically plants, that create their own food through photosynthesis and form the base of the food chain.

Front

What are primary consumers?

Back

Primary consumers are herbivores that eat producers and are the second level in a food chain.

Front

What are secondary consumers?

Back

Secondary consumers are carnivores that eat primary consumers and are the third level in a food chain.

Front

What are tertiary consumers?

Back

Tertiary consumers are top predators that eat secondary consumers and are at the top of the food chain.

Front

What is a decomposer?

Back

A decomposer is an organism that breaks down dead organic material, returning nutrients to the soil.

Front

What is an energy pyramid?

Back

An energy pyramid is a graphical representation showing the flow of energy at each trophic level in an ecosystem.

Front

What percentage of energy is typically transferred from one trophic level to the next?

Back

Approximately 10% of energy is transferred from one trophic level to the next in an energy pyramid.

Front

What is a top predator?

Back

A top predator is an animal that is at the top of the food chain and has no natural predators.