Online Quizzes

Chapter 20: Environmental Health

	1.	Which is NOT a cause of air pollution?

		a.	ozone
		b.	burning fossil fuels
		c.	forest fires
		d.	pesticides

	2.	Which effect of air pollution is characterized by the increase of the earth's temperature?

		a.	acid rain
		b.	smog
		c.	loss of ozone
		d.	global warming

	3.	What is an effect of the destruction of the ozone layer?

		a.	increased air pollution
		b.	excessive UV radiation
		c.	a thick brown haze
		d.	acid rain

	4.	Which form of waste disposal adds to air pollution?

		a.	incineration
		b.	landfills
		c.	recycling
		d.	sewage treatment

	5.	How much trash does the average person in the United States produce each day?

		a.	about 10 pounds
		b.	about 4 pounds
		c.	about 2 pounds
		d.	about 15 pounds

	6.	What is the best way to reduce air pollution?

		a.	Stop burning leaves and trash.
		b.	Stop pouring hazardous wastes down the drain.
		c.	Use public transportation.
		d.	Turn down the thermostat.

	7.	What percent of the energy used in a home is used to heat or cool it?

		a.	90 percent
		b.	70 percent
		c.	20 percent
		d.	10 percent

	8.	How much of the solid waste in the United States is recycled?

		a.	about 53 percent
		b.	about 42 percent
		c.	about 28 percent
		d.	about 17 percent

	9.	Which is NOT an example of precycling?

		a.	buying products made of recycled materials
		b.	bringing your own bags to the grocery store
		c.	buying products in reusable containers
		d.	putting aluminum cans in recycling bins

	10.	Which statement about recycling is FALSE?

		a.	You don't need to recycle because plastics break down easily in the environment.
		b.	Recycling helps preserve energy and natural resources.
		c.	Recycling reduces solid waste.
		d.	Plastic recycling is the least successful of the recycling efforts in the United States.