Energy Flow in Ecosystems

Question 1

Which statement accurately summarizes the law of conservation of energy?

Revolt · Accepted Answer

B: Energy can change from one type to another.

Question 2

Consumers at each trophic level convert only 10% of the energy in their food to energy for themselves. What happens to the other 90% of the energy their food produces? Check all that apply.It is lost as gas in the atmosphere.It is lost as heat.It is used in life processes.It is passed directly to offspring.It is released once the organism dies.

Revolt · Accepted Answer

B: It is lost as heat.; C: It is used in life processes.

Question 3

How do decomposers conserve mass?

Revolt · Accepted Answer

B: They recycle mass back into the ecosystem.

Energy Flow in Ecosystems Answers

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