Energy Flow in Ecosystems

Front

What is the primary source of energy for a food web?

Back

The sun.

Front

What do we call organisms that produce their own food using sunlight?

Back

Producers.

Front

What is a secondary consumer?

Back

An organism that eats primary consumers.

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organic matter, returning nutrients to the soil.

Front

What happens to the population of grass/flowers if there is a sudden increase in the cricket population?

Back

There would be a decrease in the grass/flowers population.

Front

What process do plants use to convert sunlight into food?

Back

Photosynthesis.

Front

What is chemosynthesis?

Back

A process used by some producers to make food using chemical energy instead of sunlight.

Front

What type of organism eats plants?

Back

Primary consumers.

Front

What is a food web?

Back

A complex network of feeding relationships among organisms in an ecosystem.

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 complex network of interconnected food chains.