Front

Food of almost any kind can be traced back to what?

Back

the sun

Front

This diagram is a model of which of these? Options: food web, food pyramid, food chain, life cycle

Back

food chain

Front

Which of these is an example of a producer? Options: snake, worm, human, grass

Back

grass

Front

Where do zebras fit into the food web? Options: middle, bottom, top, side

Back

middle

Front

Which of these is a consumer? Options: sun, human, trees, plants

Back

human

Front

Which of these keeps prey populations under control? Options: apex predator, zebra, producer, decomposer

Back

apex predator

Front

When a millipede breaks down dead and decaying material, it is acting as what?

Back

a decomposer

Front

Which animal is the apex predator in this food web? Options: eagle, mouse, spider, snake

Back

eagle

Front

Which of these does most of the decomposing on Earth?

Back

bacteria and fungi

Front

What might happen if there were no apex predators in this ecosystem?

Back

All of the above: zebra population would grow fast, other animals wouldn't have enough grass to eat, the food web would be out of balance.