5th Organisms: Food & Energy 5-PS3-1

The diagram above shows a food chain for a marine ecosystem. Which of the following organisms best completes boxes X and Y to show how energy flows through this food chain?

• X is seaweed; Y is a crab

• X is seaweed; Y is water

• X is a shark; Y is seaweed

• X is a catfish; Y is seaweed

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NGSS.MS-LS2-3

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How does a Kodiak bear use a fish that it catches?

• It throws the fish back in the water because it only fishes for sport.

• It eats the fish for energy.

• It gives the fish to other animals.

• It keeps the fish as a pet.

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NGSS.MS-LS2-3

All living organisms must take in energy in order to grow and survive. For animals, this energy comes from

• food they eat.

• moonlight.

• sounds they hear.

• motors in cars they drive.

Tags

NGSS.5-PS3-1

The diagram above shows a food chain for a tundra ecosystem. Which of the following organisms best completes boxes X and Y to show how energy flows through this food chain?

• X is an arctic hare; Y is a reindeer

• X is an arctic hare; Y is the Sun

• X is grass; Y is an arctic hare

• X is the Sun; Y is an arctic hare

Tags

NGSS.MS-LS2-3

Anna's baby brother eats very often. Since he was born, he has grown several inches and gained a lot of weight. He has more skin, larger bones, and more muscle now than when he was born. This is an example of

• food being stored in an organism for future use.

• food providing energy for an organism.

• food contributing to the growth of an organism.

• food supporting the repair of an organism.

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NGSS.MS-LS1-7

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Brown bears go into hibernation in the winter. During hibernation, brown bears rest in a sleep-like state in caves and dens that are protected from the cold. They keep their body temperature a little lower than normal, at around 90°F. Brown bears remain in this state until spring, when they awaken and leave their caves and dens. How can brown bears best prepare for hibernation?

• eat excess food to store energy

• travel long distances to warmer areas

• fight with other brown bears

• climb trees and swim in rivers

The diagram above shows a food chain for a prairie ecosystem. Which of the following organisms best completes boxes X and Y to show how energy flows through this food chain?

• X is the Sun; Y is the grass

• X is a rabbit; Y is the Sun

• X is an owl; Y is the Sun

• X is the Sun; Y is a coyote

Tags

NGSS.MS-LS2-3

Stephanie has had a long day. She is tired and wants to go straight to bed. Her mother makes her sit down and eat supper first. After eating, Stephanie no longer feels so tired. Why did eating make Stephanie feel less tired?

• because food provides energy

• because it is too early to go to bed

• because food contains caffeine

• because exercise makes a person more alert

Tags

NGSS.MS-LS1-7

The diagram above shows a food chain for a desert ecosystem. Which of the following organisms best completes boxes X and Y to show how energy flows through this food chain?

• X is an ant; Y is a cactus

• X is a cactus; Y is grass

• X is a cactus; Y is a mouse

• X is a beetle; Y is a cactus

Tags

NGSS.MS-LS2-3

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The arrows in the food web above show the direction in which energy flows. The food web is model. It shows that all the _____________ animals get by eating other organisms comes from the Sun

• light

• energy

• protein

• vitamins

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