NGSS.MS-LS2-4

What are the effects of deforestation ?

• loss of habitat
• increased green house gasses 
• soil erosion and flooding
• all of the above

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NGSS.MS-LS2-4

What happens when humans cut down forests to build shopping malls?

• Plants and animals thrive in the new environment and pollution decreases.
• New animals species form and plants produce more oxygen.
• The shopping mall reduces the amount of pollution in the area.
• Habitat is altered, plants and animals destroyed, and pollution increases.

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NGSS.MS-LS2-4

Which of the following could lead to the gradual extinction of a species? (Choose 2)

• Meteor Strike

• Rising Sea Levels

• Massive Volcanic Eruption

• Glaciation

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NGSS.MS-LS2-4

The chart shows predator and prey relationships in four different ecosystems.. Which is a correct example of a change that would happen to one population because of a change in the other population because of a predator/prey relationship?

• When the population of sharks decreases because of fishing, the population of small fish will decrease.

• When the population of sharks decreases because of fishing, the population of small fish will decrease.

• During hunting season when many deer are killed by hunters, the mountain lion population will decline.

• When the mice population increases due to having more resources, the population of snakes will decrease.

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NGSS.MS-LS2-4

What can happen to fish when there is not enough oxygen in the water?

• They can suffocate

• They can't float

• Nothing. Fish don't need oxygen.

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NGSS.MS-LS2-4

Which of the following are reasons a species may go extinct? (Check all that apply.)

• loss of habitat

• new predators

• greater competition

• natural disasters

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NGSS.MS-LS2-4

Which of these is most likely a consequence of creating farmland to grow potatoes for potato chip manufacturing? (Topic: Human & Environment)

• Decrease in animal habitats

• Increase in the fossil fuel supply

• Decrease in soil pollution

• Increase in fresh water supply

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NGSS.MS-LS2-4

Fishermen have harvested certain fish to the point where the population of that fish is decreasing. This overfishing could cause ...

• ecosystems to be improved for future generations

• ecosystems to be severely damaged

• the restoration of environmental stability

• all other fish species to increase in number

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NGSS.MS-LS2-4

Deforestation can lead to _________

• loss of animal habitats

• soil erosion

• increases in Earth's average surface temperature

• all that is listed

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NGSS.MS-LS2-4

In this food chain, what will happen if the frogs become extinct?

• The snakes will increase.

• The grasshoppers will decrease.

• The eagles will remain the same.

• The grasshoppers will increase.

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NGSS.MS-LS2-4