OSSF INSTALLER 1 LICENSE EXAM WITH 60
QUESTIONS & CORRECT ANSWERS
In the hydrologic cycle, water moves by evaporation and transpiration into the
______ where it comes in contact with cooler air, condenses, and falls to the
ground in the form of ________ (sleet, snow, hail, or rain), which then replenishes
the underground water supply through __________ and the surface water supply
through _________ - ANSWER-atmosphere, precipitation, percolation, runoff
The term ______ refers to water that collects beneath the surface of the earth in
porous, permeable, water-bearing geologic formations or aquifers. - ANSWER-
groundwater
The term ________refers to water that is found above ground in containment areas,
such as lakes, rivers, streams, creeks, and reservoirs. - ANSWER-surface water
Water table aquifers are recharged by _______________ of water - ANSWER-
infiltration
Rock-filled or lined pits dug at least 4 feet deep at the end of a septic tank
absorption field system are called __________ - ANSWER-leach fields/ seepage
pits
Pits constructed in permeable soil with open-jointed material along the sides to the
bottom of the pit that receive a direct discharge of raw wastewater are called
____________ - ANSWER-cesspools
How are waterborne diseases transmitted? - ANSWER-through contaminated
water sources
, What are the three primary routes of contamination for pathogenic microorganisms
and harmful chemicals from on-site sewage systems to our environment? -
ANSWER-Leaching, runoff, and direct discharge.
What problems are a result of neighborhood pollution? - ANSWER-Health issues,
environmental degradation, and decreased property value.
Why is acceptable quality water vital? - ANSWER-It is essential for human health,
agriculture, and ecosystem sustainability.
Groundwater that is obtained via a well can be used for what purposes? -
ANSWER-Drinking, irrigation, and industrial processes.
What is the difference between a water table aquifer and an artesian aquifer? -
ANSWER-Water table aquifer is replenished by surface water, while artesian
aquifer is confined and under pressure.
What is the static water level? - ANSWER-The level at which water stands in a
well when no water is being pumped.
What are the two categories of sources of pollutants in surface water? - ANSWER-
Point source and nonpoint source.
What is the difference between point source pollution and nonpoint source
pollution? - ANSWER-Point source pollution comes from a specific identifiable
source, while nonpoint source pollution comes from diffuse sources.
QUESTIONS & CORRECT ANSWERS
In the hydrologic cycle, water moves by evaporation and transpiration into the
______ where it comes in contact with cooler air, condenses, and falls to the
ground in the form of ________ (sleet, snow, hail, or rain), which then replenishes
the underground water supply through __________ and the surface water supply
through _________ - ANSWER-atmosphere, precipitation, percolation, runoff
The term ______ refers to water that collects beneath the surface of the earth in
porous, permeable, water-bearing geologic formations or aquifers. - ANSWER-
groundwater
The term ________refers to water that is found above ground in containment areas,
such as lakes, rivers, streams, creeks, and reservoirs. - ANSWER-surface water
Water table aquifers are recharged by _______________ of water - ANSWER-
infiltration
Rock-filled or lined pits dug at least 4 feet deep at the end of a septic tank
absorption field system are called __________ - ANSWER-leach fields/ seepage
pits
Pits constructed in permeable soil with open-jointed material along the sides to the
bottom of the pit that receive a direct discharge of raw wastewater are called
____________ - ANSWER-cesspools
How are waterborne diseases transmitted? - ANSWER-through contaminated
water sources
, What are the three primary routes of contamination for pathogenic microorganisms
and harmful chemicals from on-site sewage systems to our environment? -
ANSWER-Leaching, runoff, and direct discharge.
What problems are a result of neighborhood pollution? - ANSWER-Health issues,
environmental degradation, and decreased property value.
Why is acceptable quality water vital? - ANSWER-It is essential for human health,
agriculture, and ecosystem sustainability.
Groundwater that is obtained via a well can be used for what purposes? -
ANSWER-Drinking, irrigation, and industrial processes.
What is the difference between a water table aquifer and an artesian aquifer? -
ANSWER-Water table aquifer is replenished by surface water, while artesian
aquifer is confined and under pressure.
What is the static water level? - ANSWER-The level at which water stands in a
well when no water is being pumped.
What are the two categories of sources of pollutants in surface water? - ANSWER-
Point source and nonpoint source.
What is the difference between point source pollution and nonpoint source
pollution? - ANSWER-Point source pollution comes from a specific identifiable
source, while nonpoint source pollution comes from diffuse sources.
