ThatQuiz Test Library Take this test now
How to use water purification tablets - Exam
Contributed by: Roe
  • 1. What is the primary purpose of water purification tablets?
A) To filter out sediment
B) To add flavor to water
C) To make water softer
D) To kill harmful microorganisms in water
  • 2. The effectiveness of purification tablets is most impacted by which water condition?
A) Water Temperature
B) Water Clarity
C) Tablet Expiration Date
D) Container Material
  • 3. What is the typical active ingredient in water purification tablets?
A) Chlorine or Iodine
B) Sodium Chloride
C) Vitamin C
D) Fluoride
  • 4. How long should you typically wait after adding the tablet before drinking the water?
A) 1 hour
B) 5 minutes
C) Immediately
D) 30 minutes
  • 5. What type of water is most suitable for purification tablets?
A) Salt water
B) Clear water free of debris
C) Muddy or stagnant water
D) Boiling water
  • 6. What should you do if the water is cloudy or contains sediment?
A) Filter the water before using tablets
B) The tablets will handle the sediment
C) Use more tablets
D) Boil the water after using tablets
  • 7. Can water purification tablets remove chemicals or heavy metals?
A) No
B) Yes, they remove all contaminants
C) Yes, but only some chemicals
D) Only when combined with boiling
  • 8. What is a potential side effect of using iodine-based water purification tablets?
A) Increased energy
B) Improved eyesight
C) Hair growth
D) Thyroid issues
  • 9. How should you store water purification tablets?
A) In a humid environment
B) In direct sunlight
C) In the freezer
D) In a cool, dry place
  • 10. What should you do if the purified water still has a strong chemical taste?
A) Boil the water again
B) Nothing, the taste is normal
C) Add a taste neutralizer
D) Add more tablets
  • 11. How many tablets are typically needed per liter or quart of water?
A) Always three tablets
B) Depends on the tablet instructions
C) Always two tablets
D) Always one tablet
  • 12. What is the shelf life of most water purification tablets?
A) 1 year
B) Varies, check the expiration date
C) 6 months
D) Indefinite
  • 13. Which group should be cautious about using iodine-based purification tablets?
A) Pregnant women
B) Children over 12
C) The elderly
D) Athletes
  • 14. What is the best way to confirm the effectiveness of the tablets after use?
A) There is no way to visually confirm.
B) Taste the water.
C) Check for a change in color.
D) Check for cloudiness.
  • 15. If you can't filter the water, what is the best way to prepare it for purification tablets?
A) Use warm water
B) Add more tablets than recommended
C) Let the sediment settle before adding tablets
D) Stir the water vigorously
  • 16. What alternative method can be used alongside water purification tablets for best results?
A) Distillation
B) Adding lemon juice
C) Freezing
D) Boiling
  • 17. If you are at high altitude, does the waiting time after adding the tablet change?
A) Increase the number of tablets
B) Sometimes, follow manufacturer instructions
C) Decrease the waiting time
D) No, altitude doesn't matter
  • 18. What is the risk of drinking untreated water, even if it looks clear?
A) Nutrient deficiency
B) Dehydration
C) Illness from microorganisms
D) Metal poisoning
  • 19. Why are water purification tablets useful for emergency preparedness?
A) Improve water taste
B) Provide essential minerals
C) Portable and effective
D) Filter out all pollutants
  • 20. What is the most important instruction to follow when using purification tablets?
A) Use as many as possible.
B) Only use on clear water.
C) Always boil the water first.
D) Read and follow the product label.
  • 21. If you accidentally ingest a water purification tablet directly, what should you do?
A) Contact a medical professional
B) Induce vomiting
C) Drink plenty of water
D) Nothing, it's harmless
  • 22. How does water temperature affect the effectiveness of purification tablets?
A) Tablets only work in boiling water.
B) Warmer water requires longer treatment time.
C) Temperature does not affect tablet effectiveness.
D) Colder water requires longer treatment time.
  • 23. What is the best container to use for purifying water with tablets?
A) Metal container
B) Any clean container
C) Porous container
D) Glass container
  • 24. What water source is LEAST suitable for purification tablets?
A) Rain Water
B) Lake Water
C) River Water
D) Sewage
  • 25. Can you use expired water purification tablets?
A) They are completely ineffective
B) They become more potent
C) Expiration dates don't matter
D) Effectiveness may be reduced
  • 26. Which statement is true about the use of purification tablets?
A) They add minerals to the water
B) They improve the taste of water
C) They are a short term solution
D) They are a permanent solution
  • 27. Can purification tablets be used to treat water for large groups of people?
A) No, they are only for individual use
B) Only for small families
C) Yes, but require careful dosage calculations
D) Yes, use the same dosage as for one person
  • 28. Is it safe to use purification tablets every day for a long period of time?
A) Not recommended, seek alternative solutions
B) Yes, if you are healthy
C) Yes, if you use a taste neutralizer
D) Yes, it's perfectly safe
  • 29. What waterborne diseases can purification tablets help prevent?
A) The Common Cold
B) Influenza
C) Giardia and Cholera
D) Measles
Created with That Quiz — the site for test creation and grading in math and other subjects.