NGSS.MS-LS2-4

 Which biome is more likely to survive a change in the environment?

• High (rich) biodiversity
• Low (poor) biodiversity

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NGSS.MS-LS2-4

What might happen if you remove a primary consumer from the ecosystem?

• There would be more food for secondary consumers.
• The number of primary consumers would increase.
• The number of plants would increase.
• The number of secondary consumers would increase.

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NGSS.MS-LS2-4

What would happen if the primary consumers died out?

• the producers would grow and the secondary and tertiary consumers would die

• producers would die out

• consumers would grow

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NGSS.MS-LS2-4

What is the role of LORAX in the story?

• the entrepreneur (business man)

• the environmentalist (cares for environment)

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NGSS.MS-LS2-4

Suppose a certain species of insect lives in the lush GREEN forest. Some of the insects are bright green in color, and some are bright yellow. Assume the birds in the forest like to eat insects. What do you expect to happen to the populations of the green and the yellow insects over time?

• The green insect population will increase and the yellow insect population will decrease.

• The green insect population will decrease and the yellow insect population will increase.

• Both insect populations will remain constant over time.

• Both insect populations will increase over time.

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NGSS.MS-LS2-4

What will happen if a factor that a species is dependent on decreases?

• The species will also decrease

• The species will increase

• nothing

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NGSS.MS-LS2-4

How can a hurricane cause damage to a marsh ecosystem?

• death of organisms from fire caused by lightning

• loss of plant life caused by saltwater from the storm

• Increase in biodiversity

• subsidence

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NGSS.MS-LS2-4

Polar bears live in the Arctic. Ice in the Arctic in melting rapidly, reducing the range in which the polar bear can live. If polar bears do not have adaptation that allow them to survive these changes, what might happen to them?

• become another speices

• overpopulation

• change the enviornment

• become extinct

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NGSS.MS-LS2-4

What happened to the biodiversity in Yellowstone national forest with the addition of wolves to that temperate forest ecosystem?

• Increased

• Decreased

• Stayed the same

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NGSS.MS-LS2-4

Which will occur if humans continue to overload water systems with excess nutrients?

• chemosynthesis

• eutrophication

• nitrification

• photosynthesis

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NGSS.MS-LS2-4