Environmental Science Chapter 19 Review

An example of something that is biodegradable is

• a plastic milk jug in a landfill

• a leaf in a compost pile

• a polystyrene burger container in a trash can

• all of these

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Which of the following are not types of solid waste?

• coffee grounds, computers and cars

• scrap metal, sludge, and ash

• packaging materials, batteries, and grocery bags

• methane and water

Which of the following is not a requirement for a landfill built today?

• it must be lined with clay and plastic

• it must be a specified distance from a city or other populated area

• it must have systems for collecting and treating leachate

• vent pipes must be installed for removing methane

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Which of the following are problems associated with landfills?

• source reduction and composting

• leachate and methane production

• surface impoundment and leachate

• all of these

Examples of ways that you can produce less waste include

• using canvas shopping bags

• composting

• using rechargeable batteries

• all of these

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You can use your consumer buying power to reduce solid waste by

• shopping at discount stores

• buying something only when it is on sale

• using rechargeable batteries

• asking for paper bags instead of plastic bags

What steps are involved in the recycling of materials?

• composting, decomposing, and burning

• burning, aging, and putting the material into deep wells

• sorting aging, and crushing

• sorting cleaning and crushing

Which of the following is not a benefit of composting?

• it keeps organic wastes out of landfills

• anything can be composted

• it increases the number of beneficial soil organisms

• all of these

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An advantage to green plastic is that it

• is green

• uses 20 to 50 percent less fossil fuels to produce than regular plastic

• degrades chemically

• all of these

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All of the following describe hazardous wastes except

• they may be solid or liquid but not gas

• they may contain toxic, corrosive, or explosive materials

• they may be cleaners, lubricants, or heavy metals

• all of these