Environmental Sanitation | Quiz Flashcards
A community health nurse is educating residents on proper water sanitation. Which of the following statements indicates a need for further teaching?
A. “I can wash my clothes 10 meters away from the community well.”
B. “Our deep well should be constructed at least 30 meters away from the cemetery.”
C. “Water should be boiled to ensure it is safe for drinking.”
D. “Chemical disinfection with chlorine is effective in killing all microorganisms, including amoeba.”
Answer: D
(Chlorine is commonly used for disinfection but is ineffective against amoeba.)
A nurse is evaluating a restaurant’s compliance with food safety regulations. Which of the following findings requires intervention?
A. A food handler with an upper respiratory infection is washing dishes.
B. Employees have valid health certificates issued within the past year.
C. Raw meat is stored separately from cooked food.
D. The establishment has a valid sanitary permit.
Answer: A
(Food handlers with communicable diseases, such as respiratory infections, should not be handling food.)
A nurse is explaining bactericidal treatments for food utensils. Which of the following is the correct recommendation?
A. Immersion in clean hot water at 50°C for at least 30 seconds.
B. Exposure to steam at 77°C for at least 5 minutes.
C. Immersion in a chlorine solution (55-100 ppm) for 30 seconds.
D. Drying utensils under direct sunlight for sterilization.
Answer: B
(Exposure to steam at 77°C for at least 15 minutes OR 200°C for 5 minutes is required for effective sterilization.)
A community health nurse is teaching residents about waste management. Which of the following waste items should be disposed of in a red bin?
A. Biodegradable food waste
B. Used syringes and needles
C. Plastic bottles
D. Glass containers
Answer: B
(Red bins are used for sharps and pressurized containers.)
The nurse is teaching a group of nursing students about the prohibited acts under solid waste management. Which statement by a student nurse indicates a need for further teaching?
A. “Open dumping is a proper way to dispose of waste.”
B. “Squatting in landfills is prohibited.”
C. “Burying waste in flood-prone areas is not allowed.”
D. “Operating a landfill near an aquifer is a violation.”
Answer: A
(Open dumping is prohibited under solid waste management regulations.)
A nurse is conducting a health seminar on excreta disposal. Which of the following toilet facilities would be classified as Level 3?
A. VIP latrine
B. Pour-flush toilet with a septic tank
C. Water-sealed toilet connected to a sewage treatment plant
D. Aqua privy
Answer: C
(Level 3 toilet facilities are water carriage types connected to a sewage system or treatment plant.)
A public health nurse is assessing water treatment practices in a rural area. Which of the following is the correct sequence of steps in public water treatment?
A. Sedimentation → Filtration → Flocculation → Chlorination → Aeration
B. Flocculation → Sedimentation → Aeration → Filtration → Chlorination → Fluoridation
C. Chlorination → Filtration → Fluoridation → Sedimentation → Aeration
D. Filtration → Sedimentation → Flocculation → Aeration → Chlorination
Answer: B
(The correct sequence is Flocculation → Sedimentation → Aeration → Filtration → Chlorination → Fluoridation.)
A nurse is giving a lecture on food safety. Which of the following practices is NOT recommended by the Department of Health (DOH)?
A. Keeping raw and cooked food separate
B. Using the same cutting board for raw meat and vegetables
C. Cooking food thoroughly before consumption
D. Keeping food at safe temperatures
Answer: B
(Raw meat should not be prepared on the same cutting board as vegetables to prevent cross-contamination.)
A nurse is assigned to a community with poor sanitation. Which of the following interventions would be the priority to prevent waterborne diseases?
A. Encourage composting of biodegradable waste.
B. Promote washing of clothes in nearby rivers.
C. Implement household water treatment methods like boiling.
D. Encourage the use of Level 1 latrines.
Answer: C
(Boiling is an effective method to ensure the safety of drinking water, preventing waterborne diseases.)
A nurse is explaining waste management to community members. Which of the following statements is correct?
A. “Sanitary landfills use a plastic lining to prevent seepage and contamination.”
B. “Open burning of waste is an acceptable disposal method.”
C. “Incineration is encouraged as a way to reduce waste volume.”
D. “Rubbish and garbage refer to the same type of waste.”
Answer: A
(Sanitary landfills use plastic linings to prevent seepage and water contamination.)
