Food Chains and Food Webs

Front

What do you call organisms that break down and recycle matter back into the ecosystem?

Back

Detritivores

Front

What do you call organisms that eat ONLY producers?

Back

Herbivores

Front

What do you call organisms that eat ONLY other consumers?

Back

Carnivores

Front

What is the MAIN source of energy supply for a food chain? (HINT: Where did all the energy come from?)

Back

Sunlight (absorbed by producers)

Front

Which of these is a producer that gets its energy from something OTHER THAN the sun? (HINT: It does not use sunlight at all) Options: Freshwater Algae, Open Ocean Phytoplankton, Deep Sea Chemosynthetic Bacteria, Shallow Water Seaweed

Back

Deep Sea Chemosynthetic Bacteria

Front

What is the MAIN way most energy is lost in a food chain? Options: Heat, Respiration, Waste, Growth

Back

Heat

Front

On average, how much energy is passed from one level of a food chain to another? Options: 10%, 90%, 100%, 50%

Back

10%

Front

In a freshwater ecosystem, ducks and snails eat grass and algae. The snails are eaten by mice and ducks. A fox will eat mice, but also ducks. From this description, how would you describe the Ducks? Options: Producer, Omnivore, Carnivore, Herbivore

Back

Omnivore

Front

In a freshwater ecosystem, ducks and snails eat grass and algae. The snails are eaten by mice and ducks. A fox will eat mice, but also ducks. How would you describe the Mice?

Back

Secondary Consumer

Front

In a freshwater ecosystem, ducks and snails eat grass and algae. The snails are eaten by mice and ducks. A fox will eat mice, but also ducks.

From this description, what would be an example Food Chain?

Options: Algae --> Snail --> Mouse --> Fox

Back

Algae --> Snail --> Mouse --> Fox