NGSS.HS-LS4-2

Which organism do the owl and the weasel compete for in the food web?

• Hawk
• Spider
• Grasshopper
• Shrew

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NGSS.HS-LS4-2

What do you call it when two or more species are competing for the same resources?

• Competition
• Predation
• Commensalism
• Mutualism

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NGSS.HS-LS4-2

Which of the following is a density-dependent limiting factor?

• human activities

• unusual weather

• competition

• natural disaster

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NGSS.HS-LS4-2

population growth rate is fast

• K-selected

• r-selected

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NGSS.HS-LS4-2

Which of the following is true about competition?

• Controls population size

• Ensures everyone eats

• Keeps everyone happy

• Is only between 2 men

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NGSS.HS-LS4-2

Why don't populations grow indefinitely?

• limiting factors

• only biotic factors

• only abiotic factors

• none of the above

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NGSS.HS-LS4-2

Antibiotic resistant bacteria can

• Survive

• Reproduce

• Pass on the resistant gene to their offspring

• All of the above

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NGSS.HS-LS4-2

If thick-shelled oysters are tougher to crack open than thinner shelled oysters, crabs will be less able to prey upon them, and thick-shelled oysters will be more likely to survive and reproduce. What kind of selection occurred?

• Stabilizing Selection

• Directional Selection

• Disruptive Selection

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NGSS.HS-LS4-2

When two or more individuals or populations try to use the same limited resource such as food, or space

• Competition

• Mutualism

• Abiotic

• Ecology

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NGSS.HS-LS4-2

when a large population declines in number, the amount of genetic diversity carried by surviving individuals is greatly reduced

• population bottleneck

• extinction

• generalists

• specialists

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2.1

NGSS.HS-LS4-2