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

• producers
• herbivores
• carnivores
• omnivores

In this food pyramid, which level has the greatest amount of energy?

• Producers
• Primary Consumers
• Secondary Consumers
• Tertiary Consumers

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

• 1%
• 10%
• 50%
• 100%

A detritivore/ decomposer __________________________.

• must eat other organisms for food/energy ex: shark

• Makes their own food ex: trees

• get their energy from consuming dead things

What happens to the other 90% of energy when it is passed up the food chain?

• it is found in the dirt

• it is used for metabolic processes or given off to the environment as heat

• it us used for swimming

• it is used to make a Krabby Patty

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