Hygiene Quiz
Questions: 16 · 10 minutes
1. Which statement correctly distinguishes cleaning from disinfecting?
Disinfecting works properly even when heavy dirt is left on the surface
Cleaning and disinfecting are two names for exactly the same process
Cleaning kills all germs, while disinfecting only removes visible dirt
Cleaning removes dirt and many germs; disinfecting uses an appropriate product to kill remaining germs on a surface
2. After dinner, cooked leftovers are sitting at ordinary room temperature. When should they generally be refrigerated?
Within two hours
Within about four hours
The next morning, provided they are covered
Only after they have completely cooled, however long that takes
3. A small amount of blood gets onto a washable household surface. What is the most appropriate response?
Wipe it up immediately with bare hands so it does not dry
Rinse the area with hot water only
Avoid direct contact, wear disposable gloves, clean the area, and use a suitable disinfectant according to its instructions
Let the blood air-dry before cleaning the surface
4. What is the main hygiene purpose of floss or another interdental cleaner?
To whiten the visible surfaces of teeth
To disinfect the entire mouth after brushing
To remove plaque and debris from between teeth where a toothbrush may not reach well
To replace brushing when used every day
5. You wore disposable gloves while cleaning a contaminated surface. What should you do after removing them?
Wash your hands only if a glove visibly tore
Clean your hands because contamination or unnoticed glove defects may have exposed them
Wash the gloved hands but not the bare hands afterward
Apply sanitizer to the gloves before saving them for reuse
6. Raw chicken juices leak onto your kitchen counter. What is the best response?
Rinse the chicken in the sink, then wipe the counter with a damp cloth
Cover the spill with paper towels until the cooking is finished
Dry the counter with a towel and continue preparing the meal
Wash your hands and clean, then sanitize or disinfect, the contaminated surface without rinsing the chicken
7. You suddenly need to cough but have no tissue. What should you do?
Cough into your bent elbow, away from other people
Turn away from others and cough into the air
Hold the cough in until you reach a restroom
Cough into your hands and wipe them on your clothing
8. Your hands are visibly muddy after gardening. Which cleaning method is most appropriate?
Rub them with a dry towel until the dirt is less visible
Wash them thoroughly with soap and running water
Use hand sanitizer repeatedly until the mud loosens
Rinse briefly with water but do not use soap
9. Why is it recommended not to share razors?
Shared razors become blunt after a single use
Water cannot remove shaving cream from a shared razor
Tiny cuts and contamination can allow blood-borne or skin infections to spread
Razors are hygienic to share only among members of the same household
10. Which practice best supports hygiene when using menstrual products?
Wash your hands only after changing the product
Wash your hands before and after changing it, and follow the product’s directions for replacement or cleaning
Keep using the same product longer whenever menstrual flow is light
Use fragranced products so odor can indicate when a change is needed
11. Someone in your household has had vomiting or diarrhea, and you are washing soiled laundry. Which approach is best?
Shake each item before washing to remove loose material
Wash the items quickly in cold water without detergent
Handle them carefully without shaking, use detergent and the warmest suitable setting, then dry them completely
Mix the items with all other laundry to balance the machine
12. Before inserting or removing contact lenses, what should you do?
Wash with soap and water, then dry your hands with a clean, lint-free towel
Apply hand sanitizer and handle the lenses while your hands are still wet
Rinse your fingertips with tap water only
Wipe your hands on your clothing to remove visible dirt
13. When should a toothbrush generally be replaced?
About every three to four months, or sooner if the bristles become frayed
Every month, even when the bristles remain in good condition
About once every six months, regardless of bristle wear
Only after you have had a cold or another illness
14. Which habit can help reduce exposure to fungi in a communal shower or changing area?
Share a towel so fewer damp items are left in the room
Wear damp socks until your feet dry naturally
Rely on foot powder without washing or drying your feet
Wear shower sandals and dry your feet carefully, especially between the toes
15. For routine handwashing, how long should you scrub your hands with soap before rinsing?
About 5 seconds
At least 20 seconds
Until the soap first produces foam
At least 2 minutes every time
16. You plan to cook frozen chicken tomorrow evening. What is the safest way to thaw it?
Leave it on the kitchen counter during the day
Place it in warm water overnight
Leave the sealed package in the sink overnight
Thaw it in the refrigerator