Carrying Capacity

What happens if a population grows past its carrying capacity?

• The population keeps growing

• The population starts to die off

• The entire species will go extinct

• The carrying capacity just increases

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This may cause a population to increase

• increase of food supply

• removal of predators

• removal of disease

• all of these

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The largest number of individuals that an environment can support long term is...

• carrying capacity

• emigration

• immigration

• population density

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Something that regulates the size of a population is called...

• a limiting measure

• a limiting factor

• carrying capacity

• biodiversity

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Which of the following would INCREASE the carrying capacity of an ecosystem?

• increase in predators
• disease
• increase in available food
• drought

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If a disease destroying barley plants in a field swept through an ecosystem, what would happen to the barley eating bird population in the the field ?

• The bird population would stay the same
• The bird population would infinitely increase
• The bird population would decrease

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If the carrying capacity of a predator decreases, what will happen to the carrying capacity of the prey?

• Will Increase

• Will Decrease

• Will stay the same

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Food, water, sunlight, air, soil are resources that are often __________.

• limiting factors

• wet

• carrying capacity

• found in rocks

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In a forest ecosystem, which of the following is NOT an example of a limiting factor that would greatly affect a rabbit population?

• a rainy season

• a disease that causes rabbits to die

• grass available to eat

• the population of hawks that eat rabbits

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When a population grows past the ecosystem's carrying capacity, what happens to the population?

• It continues to grow higher and higher.

• The population starts to die off and returns to the carrying capacity.

• The population will go extinct due to lack of resources.

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