OSSF Installer 1 Exam Questions and Answers | Latest
Update 2026/2027 | Graded A+ | Guaranteed Pass!!
1. In the hydrologic cycle, water moves by evaporation and transpiration into
the
Answer Atmosphere
2. evaporation where it comes in contact
Answer
3. Ground Water
Answer The term refers to water that collects beneath the surface of the
earth in porous, permeable, water- bearing geologic formations or aquifers.
7. How are waterborne diseases transmitted?
Answer Microorganisms (pathogens) that live in the intestine are passed in
the feces and get into the water supply
, 8. What are the three primary routes of contamination for pathogenic
microor- ganisms and harmful chemicals from on-site sewage systems to
our environ- ment?
Answer Neighborhood pollution
Groundwater contamination
Surface water pollution
9. sepage pits
Answer Rock-filled or lined pits dug at least 4 feet deep at the end of a septic
tank absorption field system are called
10. What problems are a result of neighborhood pollution?
Answer Diseases that can be spread by direct or indirect contact with the
standing wastewater.
Update 2026/2027 | Graded A+ | Guaranteed Pass!!
1. In the hydrologic cycle, water moves by evaporation and transpiration into
the
Answer Atmosphere
2. evaporation where it comes in contact
Answer
3. Ground Water
Answer The term refers to water that collects beneath the surface of the
earth in porous, permeable, water- bearing geologic formations or aquifers.
7. How are waterborne diseases transmitted?
Answer Microorganisms (pathogens) that live in the intestine are passed in
the feces and get into the water supply
, 8. What are the three primary routes of contamination for pathogenic
microor- ganisms and harmful chemicals from on-site sewage systems to
our environ- ment?
Answer Neighborhood pollution
Groundwater contamination
Surface water pollution
9. sepage pits
Answer Rock-filled or lined pits dug at least 4 feet deep at the end of a septic
tank absorption field system are called
10. What problems are a result of neighborhood pollution?
Answer Diseases that can be spread by direct or indirect contact with the
standing wastewater.
