Food Chains and Food Webs Review

Front

What is a consumer?

Back

An organism that needs to eat other organisms to obtain energy.

Front

What is a food chain?

Back

A sequence that shows how energy flows from one organism to another in an ecosystem.

Front

What is a food web?

Back

All connections of energy flow throughout all organisms in a habitat.

Front

What is a producer?

Back

An organism that can make its own food, usually through photosynthesis.

Front

What happens to the grass population if the mouse population decreases?

Back

The grass population will increase.

Front

What is an autotroph?

Back

An organism that produces its own food from sunlight or chemical energy.

Front

Give an example of a food chain.

Back

Sun → grass → fly → frog.

Front

What role do herbivores play in a food chain?

Back

They are primary consumers that eat plants.

Front

What happens to the food web if a top predator is removed?

Back

The populations of prey may increase, leading to overgrazing or depletion of plants.

Front

What is the role of decomposers in a food web?

Back

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