Unit 3 GC CANVAS Review

Which is considered a density-dependent limiting factor?

• food competition

• climate

• natural flooding

• increased ultraviolet radiation

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Carrying capacity is abbreviated by:

• the letter K

• the letters CC

• the letters CAP

• the letter C

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The current human population is approximately:

• 7.5 billion

• 10 billion

• 1.338 billion

• 7.5 million

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The highest estimate of human carrying capacity with current technology is approximately:

• 9 billion

• 50 billion

• 6 billion

• 1 trillion

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Which of the following has the smallest ecological footprint?

• a vegetarian living in an undeveloped country

• everyone has the same ecological footprint

• a vegan living in London

• a vegetarian living in an apartment

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Which of the following is not an example of quick waste?

• the ceramic plate used for serving dinner.

• the plastic bubble wrap around a toy action figure.

• the disposable bag holding the produce bought at a supermarket.

• the plastic bottle of soda bought from a vending machine.

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In the equation for population growth, what factors represent the removal of individuals from a population?

• Deaths, Emigration

• Deaths, Immigration

• Births, Emigration

• Births, Immigration

Changes in populations are termed:

• population dynamics

• population growth

• population numbers

• population "J" curves

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At the current population growth rate, the population of Earth will double in about:

• 60 years

• 20 years

• 100 years

• 10 years

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Which of the following does not affect population dynamics?

• language

• health care

• natural resources

• poverty

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