Food Chain

Front

What is the primary source of energy for all life on Earth?

Back

The Sun.

Front

Define trophic level.

Back

Each level represented within a food chain or web.

Front

What is a limiting factor in an ecosystem?

Back

A condition that can restrict the growth, abundance, or distribution of an organism or a population of organisms.

Front

Give an example of a behavioral adaptation.

Back

An opossum playing dead.

Front

What does a food web illustrate?

Back

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

Front

What is an autotroph?

Back

An organism that produces its own food, typically through photosynthesis.

Front

What role do consumers play in a food chain?

Back

Consumers are organisms that eat other organisms for energy.

Front

What is a producer in an ecosystem?

Back

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

Front

Explain the term 'decomposer'.

Back

Decomposers are organisms that break down dead or decaying organisms, returning nutrients to the soil.

Front

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

Back

A food chain shows a single pathway of energy flow, while a food web shows all the interconnected food chains in an ecosystem.