Environmental Science

Water vapor is a greenhouse gas

• True
• False

The greenhouse gas having the greatest role in human-caused global warming is

• methane
• carbon dioxide
• CFCs (chlorofluorocarbons)
• ozone

Which of the following is not a greenhouse gas?

• Carbon dioxide
• Methane
• Water vapour
• Nitrogen

Human extraction of fossil fuels brings carbon to Earth's surface where it can be _____?

• extracted
• combusted
• Erupted
• Breakdown

What is the average weather for a particular time and region called?

• drought
• weather
• emissions
• climate

A natural resource that can be produced, regrown, or reused fast enough to keep up with how quickly it is used is called...

• nonrenewable resource
• repeated resource
• renewable resource
• rejected resource

Which of the following is contributing to an overload of the carbon cycle?

• deforestation
• photosynthesis
• oceans
• all of the above

Carbon is released into the atmosphere through all of the following ways except:

• respiration
• cow flatulence
• photosynthesis
• all of the above

What absorbs ultraviolet rays in the atmosphere?

• troposphere
• stratosphere
• ozone layer
• greenhouse gases

Which of these sets of three items produce CFCs

• cars, factories, and cardboard
• spray cans, cardboard, insulation
• spray cans, refrigerant, cardboard
• spray cans, refrigerant, insulation