Unit 6 test review

Which US state featured in the map is most likely to lose its forests due to mining?

• A

• B

• C

• D

Select the two locations that are best suited for the development of a wind farm.

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67% of this electricity is produced by burning fossil fuels, while more than 90% of the fuel used for transportation comes from fossil fuels. What changes must humans make to protect the environment from the greenhouse gas emissions produced by fossil fuels?

• Reduce the percentage of renewable energy sources.

• Increase the amount of greenhouse gasses produced by agriculture.

• Promote the use of private transportation.

• Invest in clean, cost-effective energy.

Which two developments are most likely to occur if nonrenewable resources such as fossil fuels are no longer extracted from Earth?

• Polar regions would turn into tropical grasslands.

• Aquatic habitats would be destroyed.

• There would be no more carbon dioxide in the air.

• Fracking fluid would not be injected near groundwater reserves.

• The pollution in the atmosphere would decrease.

Logging entails cutting down trees and selling the timber. Identify the possible effects logging could have on vegetation?

• It doesn’t grow due to lack of nutrients.

• It loses the habitat it needs for survival.

• Its quality degrades due to the logging equipment releasing excess carbon dioxide

• Overexposure makes it more prone to erosion.

Logging entails cutting down trees and selling the timber. Identify the possible effects logging could have on wildlife?

• It doesn’t grow due to lack of nutrients.

• It loses the habitat it needs for survival.

• Its quality degrades due to the logging equipment releasing excess carbon dioxide

• Overexposure makes it more prone to erosion.

Logging entails cutting down trees and selling the timber. Identify the possible effects logging could have on air?

• It doesn’t grow due to lack of nutrients.

• It loses the habitat it needs for survival.

• Its quality degrades due to the logging equipment releasing excess carbon dioxide

• Overexposure makes it more prone to erosion.

Logging entails cutting down trees and selling the timber. Identify the possible effects logging could have on soil?

• It doesn’t grow due to lack of nutrients.

• It loses the habitat it needs for survival.

• Its quality degrades due to the logging equipment releasing excess carbon dioxide

• Overexposure makes it more prone to erosion.

What type of resource can be reproduced on a human time scale?

• renewable

• nonrenewable

• both renewable and nonrenewable

What type of resource takes millions of years to form?

• renewable

• nonrenewable

• both renewable and nonrenewable