Energy Flow in Ecosystems

What is an organism’s energy role?

• producer, consumer, or decomposer.

• primary, secondary, tertiary, and quaternary consumers.

• consumer and heterotroph.

• tertiary and quaternary consumers.

How much energy is can be lost from one trophic level to the next one?

• 10%

• 25%

• 15%

• 34%

What are all the levels in a food web?

Which of the following only eats plants?

• omnivore

• herbivore

• carnivore

• heterotroph

What factors in the ecosystem affect the flow of energy of an ecosystem?

• soil, wind, sunlight, radiation, wind, soil, and trees.

• light, temperature, gases, humans, trees, and water.

• trees, sun, soil, water, and humans

• light, radiation, temperature, water, chemicals, gases, wind and soil.

What does energy flow depend on?

What happens to the flow of energy of an ecosystem is changed?

• it changes and then goes back within 1 second.

• it stays the same.

• it changes its form.

• ecosystems can't be changed.

What could happen to the energy flow through an ecosystem if the decomposers disappered?

• Waste and dead organisms would pile up.

• Nothing we don't need decomposers.

• Producers would become decomposers.

• All of the above.

Why is energy flow in ecosystem important?

• nothing.

• the flow is not that important.

• an ecosystem, energy is frequently transformed from one form to another.

• energy flow in the ecosystem is important to maintain an ecological balance.

Can energy _____ recycled in an ecosystem?