8.10 Waste Reduction

What is compost?

• A material used to measure ecological footprints

• A mixture of living and nonliving animals

• A mixture of decomposing organic matter made to fertilize soil.

• Normal dirt from the ground

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which organism help to breakdown or decompose waste and dead organisms?

• The organisms and waste breakdown on their own.
• Only fungi
• Only bacteria
• Fungi, bacteria and other decoposers such as worms and beetles.

Tags

NGSS.MS-LS2-3

Compost is defined by . . .

• biological decomposition of organic matter to enrich the soil.

• returning of waste material back to the soil.

• creation of new topsoil by mixing subsoils with finer sediment and organic matter.

• dumping all organic matter into a pile and letting it rot.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which of the following is NOT a greenhouse gas?

• Carbon dioxide

• Methane

• Water vapor

• nitrogen

What happens to the temperature if more greenhouse gases are released into the atmosphere?

• Temperature goes up
• Temperature goes down

Tags

NGSS.MS-ESS3-5

Which of the following gases, released by animals as a waste product of digestion, can add to global warming?

• Carbon Dioxide
• Methane
• Chlorofluorocarbon
• Nitrogen

What results from livestock and other agricultural practices and by the decay of organic waste in municipal solid waste landfills?

• Carbon Dioxide

• Methane

• Water Vapor

• Fluorinated Gases

• Nitrous Oxide

Tags

NGSS.MS-LS2-4

Critics of incineration of municipal solid waste suggests that it may NOT be the best solution for the future, for which of the following reasons?

• Incineration produces ash that increases landfill volume.

• Incineration generates methane.

• Incineration contributes to air pollution.

• Incineration requires a large energy input.

Tags

NGSS.HS-ESS3-4

NGSS.HS-ETS1-3

Which of the following is the primary method of waste disposal in the U.S.?

• Incineration

• Landfills

• Composting

• Recycling

Which of the following are environmental problems often associated with sanitary landfills?

• Generating vast quantities of carbon dioxide gas

• Contamination of groundwater with landfill leachate

• Release of disease organisms

• Production of methane from anaerobic decomposition

Tags

NGSS.MS-ESS3-3