Front

Which food chain is in the correct order? grasshopper → grass → snake → frog → hawk , grasshopper → frog → hawk → snake → grass, grass → grasshopper → frog → snake → hawk , grass → grasshopper → snake → frog → hawk

Back

grass → grasshopper → frog → snake → hawk

Front

How have desert plants adapted to their environment?

Back

by storing water

Front

This diagram represents a food web. What role is the owl in the food web?

Back

consumer

Front

Why can frogs and snakes live in the same garden?

Back

Both occupy different niches.

Front

What prevents plant growth beneath the trees in thick forests?

Back

The trees limit the amount of sunlight that is able to reach the ground.

Front

Which is the best example of habitat reduction caused by humans? Options: Birds and animals flee a forest fire caused by lightning, Birds become sick from eating insects new to their area., Fish swimming to breeding grounds are blocked by dams., A new species of fish migrates up a river, competing with native fish for food.

Back

Fish swimming to breeding grounds are blocked by dams.

Front

What is most responsible for the changes in the landforms on Earth?

Back

water erosion

Front

How does water help to break apart rock?

Back

by freezing and expanding

Front

What do meteorologists depend on to forecast an approaching storm?

Back

air pressure

Front

Which type of simple machine is the bottom of the light bulb?

Back

screw