Lesson Assessment - "Who Eats What? Food Chains and Food Webs"

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1 point

According to the selection, green plans are the only living things

that hawks eat.

that are at the top of the food chain.

that depend on the sun.

that make their own food.

1 point

Which of these is closest to the top of its food chain?

a leaf

a hawk

a caterpillar

a wren

1 point

What happened right after humans killed nearly all the Pacific sea otters?

Sea urchins disappeared.

Fishermen caught all of the fish.

Eagles appeared in large numbers.

Kelp began to disappear.

1 point

All food chains begin with

an apple tree.

something nobody else eats.

green plants.

very small animals.

1 point

A fact about Antarctica is

that plants and animals live there.

that it is too far away to visit.

that it is very beautiful.

that people do not like to visit there.

1 point

What is the difference between a food chain and a food web?

A food web is made up of many food chains.

There is no such thing as a food web.

A food web and a food chain are the same thing.

A food chain is made up of many food webs

1 point

What caused the kelp to disappear?

The kelp was replaced by seaweed.

There were not sea urchins left to eat the kelp.

The otters ate all the kelp.

There were no otters to eat. The sea urchins cut off the stems of the kelp.

1 point

Why would corn be important to a cat?

The farmers that grow the corn need the cats as a source of food.

Dogs eat corn, and cats eat dogs therefore the cats would lose a source of food.

Cats eat corn as a source of food.

Mice eat corn, and cats eat mice. Without corn, the cat would lose a source of food.

1 point

How is a food chain in the sea different from a food chain on land?

A food chain on sea is no different from a food chain on land.

Food chains in the sea are longer and more difficult to study.

Food chains on the land are longer and more difficult to study.

10.

1 point

Why did the author write this selection?

To show how living things depend on each other.

The illustrator wrote the story, not the author.

To tell a funny story about animals.

To show how nonliving things depend on each other.

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