Population Dynamics Quiz

What does the name of the unit "Population Dynamics" mean?

• Constant change in population

• Stable population

• Fixed population

• Declining population

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What is the carrying capacity of an ecosystem?

• The total number of species in an environment

• The maximum population size that an environment can support

• The variety of interactions within an ecosystem

• The number of organisms in an ecosystem

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What can keep the numbers and types of organisms relatively constant in an ecosystem over long periods of time?

• Stable conditions

• Extreme fluctuations

• A complex set of interactions

• Habitat destruction

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What can challenge the functioning of ecosystems in terms of resources and habitat availability?

• Stable conditions

• Habitat destruction

• Carrying capacity

• Trait variation

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What condition is necessary for natural selection to occur?

• Overpopulation

• Extreme fluctuations

• Variation in genetic information

• Habitat destruction

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What does natural selection lead to?

• Overpopulation

• Adaptation

• Extreme fluctuations

• Carrying capacity

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Which of the following is a human activity that adversely impacts biodiversity?

• Stable conditions

• Overexploitation

• Trait variation

• Carrying capacity

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What is the primary factor that leads to differences in performance among individuals in a population?

• Overpopulation

• Carrying capacity

• Variation in genetic information

• Pollution

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How does natural selection contribute to the adaptation of organisms?

• By causing overpopulation

• By creating extreme fluctuations

• By introducing invasive species

• By favoring traits that enhance survival and reproduction

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What is the effect of extreme fluctuations on the functioning of ecosystems? (Hint: there are 2 answers)

• It stabilizes conditions

• It challenges resources and habitat availability

• It increases carrying capacity

• It promotes adaptation

Tags

NGSS.HS-LS2-6