Energy Transfer in Ecosystems

Front

What do producers need to make food?

Back

1. Energy from the sun 2. Water 3. Carbon dioxide from the air 4. Micronutrients from the soil

Front

What is an omnivore?

Back

An organism that eats both plants and animals.

Front

What do the arrows in a food web represent?

Back

The direction of the transfer of energy and building materials (nutrients).

Front

What is a herbivore?

Back

An organism that obtains energy by eating only plants.

Front

Where does a red-tailed hawk directly get its energy from?

Back

From its prey, such as a hare (rabbit).

Front

What is a food chain?

Back

A linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Front

What is a food web?

Back

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

Front

What is a carnivore?

Back

An organism that obtains energy by eating only other animals.

Front

What role do decomposers play in an ecosystem?

Back

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

Front

What is photosynthesis?

Back

The process by which green plants use sunlight to synthesize foods with the help of chlorophyll.