Energy Pyramid Review

Why are producers called producers?

• They produce their own food

• They use sunlight to produce food

• They produce food that fuels the entire energy pyramid

• All of these

What type of organism will you find at the base of the energy pyramid?

• Consumers

• Producers

• Apex Predators

• Omnivores

What is the source of energy for all living things on earth?

• Water

• Carbon Dioxide

• Biomass

• Sun

What is biomass?

• The total weight of organisms at a trophic level

• The number of organisms on a trophic level

• IDK

• None of these

What happens to energy as it progresses up the energy pyramid?

• It increases

• It stays the same

• It decreases

• None of these

In an energy pyramid what trophic level has the least biomass?

• The highest level

• The middle level

• The bottom level

• None of these

Which trophic level has the MOST energy?

• Producers

• Primary Consumers

• Secondary Consumers

• Apex Predators

Producers (at the bottom of the pyramid) produce their own food by........

• Aerobic Respiration

• Anerobic Respiration

• Photosynthesis

• Predation

A __________________ is an organism that breaks down dead and decaying organisms.

• Producer

• Consumer

• Omnivore

• Saprovore

How much energy is passed from one trophic level to the next?

• 100%

• 10%

• 20%

• 40%