WorksheetsWater Pollution Quiz
Total questions: 19
Worksheet time: 10mins
Name
Class
Date
1.
The substances that cause water pollution are called ___________.
a)
Pollen.
b)
Populations.
c)
Pollutants.
d)
Precipitation.
2.
___________ is a specific source of pollution that can be identified.
a)
Point source pollution.
b)
Nonpoint source pollution.
c)
Greenhouse gas.
d)
Oil spill.
3.
Nonpoint sources of toxic chemicals that pollute water include:
a)
Atmospheric deposition.
b)
Runoff from farms.
c)
Storm drains.
d)
All of these.
4.
Sanitary landfills are designed for disposal of:
a)
Hospital wastes (infectious).
b)
Household garbage.
c)
Industrial wastes.
d)
Radioactive wastes.
5.
You are most assured of a safe supply of drinking water when you visit:
a)
Asia.
b)
Africa.
c)
North America.
d)
India.
6.
These are chemicals intended to kill insects and other organisms that damage crops.
a)
Spermicides.
b)
Pesticides.
c)
Genocides.
d)
Fertilizers.
7.
Using the pesticides like DDT may cause:
a)
Healthier teeth.
b)
Eutrophication.
c)
Bird's egg shells to be thinner.
d)
No effects on the environment.
8.
Which is not a major source of water pollution?
a)
Human waste.
b)
Industrial waste.
c)
Chemical runoff.
d)
Melting of ice caps.
9.
Each year thousands of children die from diarrhea caused by drinking contaminated water.
a)
True.
b)
False.
10.
In an emergency, you will boil water for at least one minute to ensure that it does not have any organisms that will cause disease.
a)
True.
b)
False.
11.
Which is not a type of pollutant produced by industrial waste?
a)
Chemicals.
b)
Smoke.
c)
Septic tanks.
d)
Heated water.
12.
Farmers spread or spray this on their field to produce better crops.
a)
Pesticides.
b)
Fertilizers.
c)
Oxygen.
d)
Acid rain.
13.
This is characterized by an abundant accumulation of nutrients that support a dense growth of algae and other organisms which may deplete shallow water of oxygen.
a)
Eutrophication.
b)
Nitrogen fixation.
c)
Precipitation.
d)
Condensation.
14.
During the disinfection stage of sewage treatment, this is added to water before it is pumped back into lakes and rivers.
a)
Oxygen.
b)
Chlorine.
c)
Fluorine.
d)
Carbon.
15.
A pipe gushing polluted water into a river is an example of:
a)
Point source pollution.
b)
Nonpoint source pollution.
c)
Fertilizer.
d)
Eutrophication.
16.
If sanitary sewers overflow, it is suggested that you do this to water before drinking it.
a)
Add cool-aid to make it taste better.
b)
Freeze it to make it taste better.
c)
Boil it to kill organisms.
d)
Add oxygen to kill the organisms.
17.
This removes dirt and other particles suspended in water.
a)
Sedimentation.
b)
Filtration.
c)
Disinfection.
d)
Coagulation.
18.
The majority of oil pollution in the oceans comes from:
a)
Land.
b)
Oil spills.
c)
Boats.
d)
Fats of animals.
19.
Water pollution is the addition of any substance that has a ___________ effect on water or the living things that depend on water.
a)
Positive.
b)
Negative.
c)
None.
d)
Upward.
100 %
