NC 8.L.3

Which best determines the number of wolves that can live in an area?

• the amount of snow in the area each year
• the number of birds that live in the area
• the number of trees in the area
• the amount of food available in the area

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NGSS.MS-LS2-1

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If wolves prey on deer for food, what will most likely happen to the deer population if wolves are removed from an area where deer live?

• The population of deer will increase.
• The population of deer will decrease.
• The population of deer will remain the same.
• The population of deer will become extinct.

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NGSS.MS-LS2-1

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The white-tailed deer found in North Carolina are herbivores. What will most likely happen to the deer if there is a drought and most of the plant life dies?

• Deer population will not change.
• Deer population will increase due to a lack of food.
• Deer population will decrease due to a lack of food.

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NGSS.MS-LS2-1

NGSS.MS-LS2-4

In an ecosystem dependent on pine trees, if a pine forest is cleared for a new housing development, which will most likely occur?

• Some of the organisms would be able to survive the change because of erosion.
• The organisms in the ecosystem would have to adapt to living in fenced area.
• Many of the organisms would perish due to habitat loss.

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NGSS.MS-LS2-1

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Which would a drought (not raining for long period) most likely affect?

• all organisms in a particular ecosystem

• only the plants in a particular ecosytem

• only the animals in a particular ecosystem

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What term describes a species role in an ecosystem?

• niche

• habitat

• environment

Which are major abiotic factors that determine the types of plants that can grow in an ecosystem?

• birds and bees
• precipitation and bees
• precipitation and temperature

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NGSS.MS-LS1-5

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

• space
• habitat
• shelter
• population

Which is the most significant limiting factor in a desert ecosystem?

• nutrients
• predators
• sunlight
• water

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NGSS.MS-LS2-1

Which of these is an abiotic element of a desert ecosystem?

• sand
• cactus
• lizard
• scorpion