Energy Pyramids

Energy Pyramids

Multiple Choice

Bears eat a variety of foods including fish, berries, other types of vegetation.  Bears would best be classified as – 

• producers
• herbivores
• carnivores
• omnivores

Multiple Choice

How much energy is available to be passed on to the next trophic level in an ecosystem?

• 100%
• 10%
• 50%
• 75%

Multiple Choice

What is the role of a producer?

• Use sunlight to make food
• Gain energy from eating other organisms
• Keep other species from overpopulating
• Breaking down dead stuff 

Multiple Choice

Which organism in figure 1 contains the most available energy?

• plants
• mountain lions
• hawks
• none of the above

Multiple Choice

What form of energy is in the food organisms consume?

• chemical energy
• thermal energy
• mechanical energy
• radiant energy

Multiple Choice

Why are producers found at the base of the pyramid?

• They create all of the energy and therefore have the most energy of all of the trophic levels
• There are more plants than animals. 
• They begin the flow of energy in an ecosystem.
• All of these answers are correct. 

Multiple Choice

In this energy pyramid, what is the proper name for ANY ORGANISM ABOVE THE PRODUCER LEVEL?

• decomposers
• consumers
• producers
• omnivores

Poll

How do you feel about Energy Pyramids?

• Great!

• Okay but need help.

• Not good at all.