1.
On average, what is the approximate daily home water use for each person
in the U.S.?
Correct Answer
B. 50 gallons
Explanation
Fact: The United States consumes water at twice the rate of other industrialized nations
2.
On average, what percentage of household water is used outdoors for
watering lawns and gardens?
Correct Answer
C. 50-70 percent
Explanation
Fact: To save water, experts recommend never watering at the hottest times of the day or when it's windy.
3.
Approximately what percentage of the water in the world can be used to
meet the agricultural, residential, manufacturing, community and
personal needs of humans?
Correct Answer
A. 1 percent
Explanation
Fact: Nearly 97 percent of the world's water is salty or otherwise undrinkable. Another 2 percent is locked in ice caps and glaciers.
4.
Approximately how many sheets of 100% virgin copy paper can be made from
one tree that is roughly 40 feet tall and 6-8 inches in diameter?
Correct Answer
B. 8,000 sheets
Explanation
Fact: According to the group Conservatree, one tree makes 16.67 reams (one ream = 500 sheets) of copy paper or 8,333.3 sheets.
5.
In the average home, which of the following uses the most water?
Correct Answer
C. Taking a 10-minute shower
Explanation
Fact: The shower uses 30-50 gallons of water; flushing the toilet uses 2-7 gallons; filling the bathtub uses 25-30 gallons; washing one load of clothes uses 25-40 gallons.
6.
For approximately how long can a person live without water?
Correct Answer
C. One week
Explanation
Fact: A person can live about a month without food but can live only about one week without water.
7.
Which of the following takes the longest time to break down or
disintegrate?
Correct Answer
D. Plastic 6-pack holder
Explanation
Fact: It takes 450 years for a plastic 6-pack holder to disintegrate.
8.
Which of the following accounts for the greatest percentage of total
waste in the U.S.?
Correct Answer
B. Paper
Explanation
Fact: Every year, enough paper is thrown away to make a 12'-high wall stretching from New York to California.
9.
In the same amount of time, which of the following home appliances
consumes the most electricity?
Correct Answer
D. Water heater
Explanation
Fact: The water heater uses approximately 4,000 watts, more than double of any of the other appliances.
10.
Which of the following accounts for the greatest percentage of a typical
home energy bill?
Correct Answer
A. Heating and cooling
Explanation
Fact: Heating and cooling accounts for 49 percent; the clothes washer and dryer for 6 percent; electronics for 7 percent; a refrigerator for 5 percent.
11.
Which of the following is NOT a renewable resource?
Correct Answer
B. Natural gas
Explanation
Fact: Natural gas is a type of fossil fuel and is a nonrenewable resource; once it is used, it can't easily be replenished.
12.
What substance is released into the atmosphere when solid waste, fossil
fuels and wood products are burned?
Correct Answer
C. Carbon dioxide
Explanation
Fact: According to the EPA, the U.S. pumps more carbon dioxide into the atmosphere than any other country in the world. Each U.S. resident contributes about 22 tons of carbon dioxide emissions per year, whereas the world average per capita is about 6 tons.
13.
Which of the following U.S. government environmental acts was NOT a
result of the first Earth Day demonstrations?
Correct Answer
D. National Wash-Your-Car Day
Explanation
Fact: The first Earth Day in 1970 also led to the creation of the United States Environmental Protection Agency (EPA).