Energy Pyramid

What would happen to the bird if the green fish died out?

• the bird population would increase (go up)

• the bird population would decrease (go down)

• all of the producers would die immediately

• there would be no change in the other species

What trophic level is the bottom layer of the energy pyramid?

• producer

• tertiary consumer

• secondary consumer

• primary consumer

What does an energy pyramid show?

• energy flow (movement) between organisms

• which organisms have the longest lifespan

• the strongest and fastest organisms are top predators

Which trophic levels eat producers?

• Secondary Consumers

• No levels eat producers

• Tertiary Consumers

• Primary Consumers

In an energy pyramid, the amount of energy available (remaining) _______ as you move up the pyramid.

• Increases

• Decreases

• Stays the same

• Changes up and down

In the energy pyramid here, how much of the energy in the producers gets transferred (passed) to the primary consumers?

• 10%

• 20%

• 80%

• 90%

If there is 6743.0 Kcal of energy available in the producers, how much energy is available in the SECONDARY consumers?

• 674.3 Kcal

• 67.43 Kcal

• 6.743 Kcal

• .6743 Kcal

If these organisms were arranged in a food pyramid, which organism would have the least amount of total energy available?

• coyote
• insect
• lizard
• shrub

Which organism receives the least amount of energy?

• Owl

• Grasshopper

• Lilypad

• Mouse

As you move through a food chain, there is ______ energy available.

• more

• less

• the same amount