NC 7 L 1 3

If an ecosystem depends on pine trees and all of those trees are cut down to build houses, what will probably happen?

• Some of the living things would be able to survive because there would be erosion.

• The living things would have to adapt to living around houses and fences

• Many of the living things would have to move to find new homes or die.

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What will most likely happen when the water that is available for a population of deer becomes polluted?

• The deer population won't be changed.

• The deer population will get smaller due to no drinkable water.

• The deer population will get larger because there is no drinkable water.

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NGSS.MS-LS2-1

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How would a rabbit population be affected if the land they lived on was cleared to build houses?

• The rabbit population would increase.

• The rabbit population would remain the same.

• The rabbit population would decrease.

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What does every living thing in an ecosystem need for survival?

• Animals

• Plants

• Water

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NGSS.MS-LS1-5

Which letter represents amplitude? (a)  

• A

• B

• C

• D

• E

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List the steps of the scientific method

d

e

f

c

b

a

Communicate results

Form a hypothesis

Ask a question

Analyze results

Draw conclusions

Conduct experiment

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NGSS.MS-LS1-5

What would probably happen to a population of owls if their food source of mice were taken away?

• The owls would immediately starve to death.

• The owls would eat another similar animal for their food.

• The owls would change to eating berries found in the same area.

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NGSS.MS-LS2-1

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What is the place where a member of a population lives and finds food?

• space

• habitat

• niche

What best describes the reaction of a new population to getting more space in the area it lives in?

• The population will die.

• The population will stay the same.

• The population will get larger.

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Prairie dogs live underground as their shelter. What will happen to them if the tunnels they live in get dug up and destroyed?

• The prairie dogs will be exposed to predators that will eat them.

• The prairie dogs will learn to live in trees and bushes instead of underground.

• The prairie dogs will be burned by the sun and die.

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