Energy Flow in Ecosystems

Front

What does an energy pyramid represent?

Back

The amount of energy available to the next 'feeder' in a food web.

Front

What do the arrows in a food chain or web represent?

Back

They show what direction the energy is flowing between organisms.

Front

How much energy is typically available to be passed on to the next level in a food web?

Back

10%.

Front

Which organism eats the largest variety of different producers in a food web?

Back

Grasshopper.

Front

What is a predator?

Back

A type of animal that hunts other animals to eat.

Front

What is a producer in an ecosystem?

Back

An organism that makes its own food, usually through photosynthesis.

Front

What is a herbivore?

Back

An animal that primarily eats plants.

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 role do decomposers play in an ecosystem?

Back

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