Community Medicine Practice

20 learning units • 10 questions per unit • 200 explained questions

Module 14 — Water, Sanitation, Housing & Environmental Health

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Question 01 • Single best answer

Which statement about clear drinking water is correct?

A. It is always safe B. It never requires source protection C. It may still contain harmful microorganisms or chemicals D. It proves that sewage cannot enter

Question 02 • Single best answer

What is the purpose of a sanitary inspection of a water source?

A. Replace every laboratory test permanently B. Identify pathways of contamination and system failures C. Determine blood group D. Measure hospital bed occupancy

Question 03 • Single best answer

Will boiling reliably remove dissolved arsenic?

A. Yes in every household pot B. Yes if the water was clear C. Yes without any other treatment D. No

Question 04 • Single best answer

Why does turbidity matter during disinfection?

A. It always proves zero pathogens B. Particles can interfere with effective microbial control C. It determines maternal mortality directly D. It makes every chemical harmless

Question 05 • Single best answer

Which sanitation assessment is most complete?

A. Count toilets without checking function B. Follow containment, transport, treatment and final disposal C. Examine paint color only D. Assume a pit never affects groundwater

Question 06 • Single best answer

Where should healthcare waste segregation begin?

A. Only after mixed waste reaches a dump B. Only after a worker is injured C. At the yearly audit only D. At the point of generation

Question 07 • Single best answer

What container is appropriate for used sharps?

A. An open thin plastic bag B. A suitable puncture-resistant sharps container C. A food-storage bowl D. An unmarked paper envelope

Question 08 • Single best answer

Which action addresses household air pollution at its source?

A. Fragrance to mask smoke B. Access to cleaner energy and emission reduction C. Closing every ventilation opening D. Recording symptoms without exposure control

Question 09 • Single best answer

What determines an important part of noise-related risk?

A. Only wall color B. Only room ownership C. Only the number of windows D. Sound intensity and exposure duration

Question 10 • Single best answer

Which principle supports ionizing-radiation protection?

A. Justification and optimization of exposure B. Repeating every image automatically C. Ignoring distance and shielding D. Assuming all radiation sources are identical