WorksheetsChapter 12 Holt Environmental Science
Total questions: 15
Worksheet time: 15mins
What pollutant forms when automobile emissions react with oxygen gas and ultraviolet rays?
ozone
radon
carbon dioxide
sulfur dioxide
All of the following are primary air pollutants except
carbon monoxide
nitric acid
sulfur oxides.
VOCs.
Two-thirds of the sulfur dioxide that pollutes the air is produced by
a. automobile exhaust.
b.industrial boilers
c. electric power plants.
d. catalytic converters.
Which type of building would most likely have poor indoor air quality?
a. one in a cool climate with a good ventilation system
b. one in an urban area where windows are often open
c. one that is tightly sealed and air-conditioned
d. one that has not been repainted or recarpeted in several years
Which of the following pH measurements of rainwater would indicate acid precipitation?
a. pH 12
b. pH 4.1
c. pH 7.3
d. pH 9.6
Which of the following contributes most to acid precipitation?
a. burning of fossil fuels
b. ethanol
c. radon and ozone
d. All of the above
As a lake becomes more acidic, fish are harmed not only by the acidity but also by substances that leach out of the soil into the water. Which of these toxic substances is leached when conditions are acidic?
a. copper
b. iron
c. calcium
d. aluminum
Activities such as construction and agriculture are primary sources of
a. hydrocarbons.
b. volatile organic compounds.
c. nitrogen oxides.
d. particulate matter.
The automobile’s contribution to air pollution includes
a. water vapor released during combustion.
b. fumes that escape when the gas tank is filled.
c. nitrogen oxides emitted in exhaust.
d. Both (b) and (c)
Which of the following pollutants is most likely to reach unhealthy levels inside an office building?
a. VOCs found in the building’s foam insulation
b. particulates such as dust
c. sulfur dioxide emitted in the exhaust of nearby traffic
d. watervapor released by human respiration
Electrostatic precipitators
Machines used in cement factories to remove dust particles
Spray gases with water to dissolve pollutants
use catalysts to convert pollutants to H2O and CO2
All of the above
Which of the following isnot an efficient solution to energy waste related to inefficient lightening
using low pressure sodium lightening sources
Placing light sources on time control
pointing lights on billboards and street signs upward
shielding light to direct it downward
Which of the following is a long term effect air pollution on human health?
Emphysema
bronchitis
pneumonia
Non of the above
Hearing loss is caused by noise above
10 dB
30 dB
120 dB
1000 dB
----------------------- are more affected by pollution than others.
Elderly and children
Females
Policemen
All categories are equally affected by pollution
