Science Chapter 3 Unit D Question Preview (ID: 42241)


Human Impact On Ecosystems. TEACHERS: click here for quick copy question ID numbers.

Which answer is an example of a high biodiversity?
a) 1 square mile in the city
b) 1 square mile in the rainforest
c) 1 square mile in a cattle farm
d)

Renewable resources include sunlight, trees, and
a) coal
b) natural gas
c) water
d)

Burning fossil fuels release pollutants such as ______ into the air
a) sulfur dioxide
b) oxygen
c) water vapor
d)

How do human activities affect biodiversity?
a) Overall, human activities increase biodiversity
b) Overall, human activities decrease biodiversity
c) Overall, human activities don't increase or decrease biodiversity
d)

Which describes a sustainable practice?
a) more efficient removal of oil from underground deposits
b) allowing unlimited use of water for higher fees
c) conservation tillage and natural fertilizers
d)

Which of the following natural resources is likely to be used up the soonest?
a) wood
b) petroleum
c) water
d)

process of saving or protecting natural resources
a) sustainable
b) population density
c) conservation
d)

Which statement BEST explains why Earth's population has grown very rapidly in the last 100 years?
a) people live longer because of improved health care and nutrition
b) on average, women are having children at an older age
c) more land has been cleared for housing
d)

ways of living that use natural resources without using them up
a) sustainable
b) conservation
c) biodiversity
d)

addition of harmful substances to the environment
a) conservation
b) limiting factors
c) pollution
d)

the number and variety of life forms within an ecosystem
a) limiting factor
b) biodiversity
c) conservation
d)

any type of material or energy that humans need to meet their needs
a) natural resources
b) pollution
c) limiting factors
d)

the measure of the number of people in a given area
a) limiting factor
b) population density
c) biodiversity
d)

The following activities endanger biodiversity
a) deforestation
b) introduction of invasive species
c) all of the above
d)

Energy companies promote sustainability by
a) using solar power
b) increasing use of fossil fuels
c) clear-cutting forests
d)

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