Energy and Matter in Ecosystems

Which of the following is an example of a food producer?

• Human
• Grizzly Bear
• Orca
• Oak Tree

Bacteria is an example of a __________.

• Food Producer
• Food Consumer
• Decomposer
• None of These

The capturing of the suns energy is possible through a process called _____________

• Chemosynthesis
• Photosynthesis

What type of organism makes its own food?

• consumer
• carnivore
• producer
• animal

Which are decomposers ?

• humans
• trees
• red wolves
• worms

Which is NOT a consumer?

• mushroom
• bird
• carnivore 
• omnivore 

Where do producers get their energy from?

• the ground
• other animals
• decomposers
• the sun

Which choice has a group of only consumers?

• grass, cows, birds
• tigers, turtles, seaweed
• owl, snake, bear
• cactus, sun, mushroom

Which choice has a group of only producers?

• red wolf, coyote, grey wolf
• sunflower, grass, pine tree
• mushrooms and worms
• seaweed, tadpoles, mushrooms

How is the sun a part of a food chain?

• it is eaten
• it is the energy source
• it feeds animals
• it tastes good