Energy Flow

Circle where the decomposers locate on the energy flow.

Circle where the primary consumer locate on the energy flow.

Label the arrow(s) that represent the input of solar energy.

Draw the arrow(s) that represent the energy loss through respiration and excretion.

Which statement about energy in an ecosystem is correct?

• Producers store about 90% of the energy contained in an ecosystem.

• Producers transfer about 10% of their energy to primary consumers.

• Primary consumers transfer 90% of their energy to secondary consumers.

• Primary consumers store about 10% of the energy contained in an ecosystem.

Which characteristic determines whether an organism is a producer, a consumer, or a decomposer?

• How it moves

• How it reproduces

• How it obtains energy

• how it breathes

Which statement correctly describe how energy flows among the organism in a food chain?

• Energy flows from the coyote to the rabbit to the grass.

• Energy flows from the grass to the rabbit to the coyote.

• Energy flows from the rabbit to both the coyote and grass.

• Energy flows from both the grass and the coyote to the rabbit.

Which energy pyramid accurately represents the amount of energy at each level of this food web?

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