Energy Pyramid

What is the bottom layer of the an energy pyramid?

• producer

• tertiary consumer

• Secondary consumer

• primary consumer

In the energy pyramid here, which organisms have the most energy available?

• Producers
• Carnivores
• Herbivores
• Top Predator

In the energy pyramid below, which organism has the least amount of energy available?

• Producers
• Herbivores
• Carnivores
• Top Predator

If there is 1000 Kcal available in the producers in trophic level 1, how much energy is available in the herbivores in trophic level 2?

• 10 Kcal
• 1 Kcal
• 100 Kcal
• 1000 Kcal

In the energy pyramid here, how much of the energy in the producers gets passed to the herbivores?

• 10%
• 20%
• 80%
• 90%

What does the decomposer do?

• Eat dead animals

• Eat dead plants

• Return nutrients back to the

  environment

• All of the above

What are primary consumers?

• They are herbivores

• They are heterotrophs

• They are the first to consume the energy

• All of the above

an animal that eats both plants and animals

• carnivore
• herbivore
• omnivore
• consumer

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

• coyote
• insect
• lizard
• shrub

A third-level consumer has to be which type?

• Carnivore.
• Decomposer.
• Producer.
• Herbivore.