What is the source of all food energy on Earth?

• decomposers
• herbivores
• producers
• carnivores

How much energy is passed from each level of an energy pyramid to the next?

• 10%
• 20%
• 80%
• 90%

Which of these is not a consumer?

• caribou
• mouse
• owl
• water lily

To survive, all consumers rely on ____________.

• bears
• food web
• decomposers
• producers

Herbivore is another name for a __________.

• primary consumer
• secondary consumer
• producer
• carnivore

Which step in the food chain relies on the sun's energy the most?

• decomposers
• secondary consumers
• producers
• wolves

Human beings are considered to be ___________.

• great
• decomposers
• omnivores
• herbivores

Mushrooms are _______________.

• decomposers
• delicious
• herbivores
• secondary consumers

The process in which a plant uses the sun, water, and soil to make its own food is called ________________.

• Good eats
• food chain
• photosynthesis
• chlorophyll

This is an example of a

• food chain
• water cycle
• food cycle
• food web