Energy Pyramid Quiz

What does the shape of the energy pyramid represent?

• The amount of energy and biomass at each level

• The number of species at each level

• The speed of energy transfer

• The color of organisms at each level

As trophic levels increase, what happens to the energy available?

• It increases

• It remains the same

• It decreases

• It doubles

What happens to the biomass at each level as you move up the energy pyramid?

• It increases

• It remains constant

• It decreases

• It fluctuates

According to the 1st Law of Thermodynamics, energy cannot be created or destroyed but can:

• Disappear

• Change into a different form

• Be multiplied

• Be divided

What process demonstrates the 1st Law of Thermodynamics in the document?

• Respiration

• Photosynthesis

• Digestion

• Evaporation

According to the 2nd Law of Thermodynamics, energy moves from:

• Low energy to high energy areas

• High energy to low energy areas

• High energy to high energy areas

• Low energy to low energy areas

What percentage of energy is typically transferred from one trophic level to the next?

• 50%

• 90%

• 10%

• 100%

Which trophic level is at the base of the energy pyramid?

• Tertiary consumer

• Secondary consumer

• Primary consumer

• Producer

What is the primary role of producers in the energy pyramid?

• To consume other organisms

• To produce energy from sunlight

• To decompose organic matter

• To store energy as fat

Which of the following is a tertiary consumer in the energy pyramid?

• Grass

• Rabbit

• Lion

• Deer