Understand Energy Flow in Ecosystems

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 is an energy pyramid?

Back

A graphical representation of the flow of energy in an ecosystem.

Front

What are trophic levels?

Back

Different levels in a food chain or food web where organisms obtain their energy.

Front

In a food chain, what is the role of a producer?

Back

A producer is an organism that can produce its own food.

Front

What is the primary source of energy in an ecosystem?

Back

sun

Front

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

Back

A food chain is a linear sequence of organisms, while a food web is a more complex network of interconnected food chains.

Front

What happens to energy as it moves up the trophic levels?

Back

Energy decreases

Front

What is the ultimate source of energy for all ecosystems?

Back

sun

Front

What is the importance of decomposers in an ecosystem?

Back

Decomposers break down dead organic matter and recycle nutrients.

Front

How does energy flow through an energy pyramid?

Back

Energy flows from lower trophic levels to higher trophic levels in an energy pyramid.