Grade 3 Hygiene And Nutrition – Making water safe for drinking Quiz

1. We do not become __ when we drink boiled water.

big
ill
healthy
thirsty
Explanation:

2. We should always use __ water for drinking.

cooked
boiled
dirty
waste
Explanation:

3. We should boil water __ drinking.

before
while
after
when
Explanation:

4. We boil water to kill __.

food
malaria
pneumonia
germs
Explanation:

5. Contaminated water has __.

germs
minerals
salt
sugar
Explanation:

6. Which of the following methods is NOT effective in making water safe for drinking?

Filtering water using a cloth or sieve
Adding chlorine tablets to untreated water
Drinking water directly from a contaminated stream
Boiling water before consumption
Explanation:

Drinking water directly from a contaminated stream can lead to the consumption of harmful bacteria and pathogens. It is important to always treat untreated water before drinking.

7. What does boiling water before consumption help to eliminate?

Chemical pollutants
Dissolved oxygen
Mineral deposits
Bacteria and viruses
Explanation:

Boiling water helps to kill bacteria and viruses that may be present in the water, making it safe for drinking.

8. How long should water be boiled to ensure it is safe for drinking?

1 minute
30 minutes
10 minutes
1 hour
Explanation:

Water should be boiled for at least 10 minutes to ensure that all harmful microorganisms are killed and the water is safe for consumption.

9. What is the purpose of adding chlorine tablets to untreated water?

Enhancing the taste of the water
Killing bacteria and viruses
Removing heavy metals
Increasing the water's mineral content
Explanation:

Chlorine tablets are used to disinfect untreated water by killing harmful bacteria and viruses, making it safe for drinking.

10. Which of the following is a safe source of drinking water in rural areas?

Water from a contaminated well
River water without treatment
Rainwater collected in a clean container
Puddle water
Explanation:

Rainwater collected in a clean container is a safe and clean source of drinking water in rural areas, as long as the container is properly maintained and kept free from contaminants.

11. Why is it important to properly store treated water?

To prevent contamination from recontaminating it
To allow the water to cool down
To improve the taste of the water
To increase the water's mineral content
Explanation:

Properly storing treated water helps to prevent it from becoming contaminated again, ensuring that it remains safe for drinking.

12. What is the purpose of filtering water before consumption?

To remove dissolved oxygen
To remove suspended particles
To enhance the water's color
To increase the water's acidity
Explanation:

Filtering water helps to remove suspended particles and debris, making the water clear and safe for drinking by eliminating potential contaminants.

13. Which of the following is a common waterborne disease that can be prevented by making water safe for drinking?

Tuberculosis
Cholera
Malaria
HIV/AIDS
Explanation:

Cholera is a waterborne disease caused by the consumption of contaminated water. Making water safe for drinking helps prevent the spread of cholera and other waterborne illnesses.

14. What should be done if treated water appears cloudy or has a strange odor?

Drink it anyway
Throw it away and treat a new batch
Add more chlorine tablets
Re-boil the water and filter it again
Explanation:

Cloudy water or strange odor indicates possible contamination or incomplete treatment. It is important to discard the water and start the treatment process again to ensure it is safe for consumption.

15. How often should water sources be tested for contamination?

Every 5 years
Every 10 years
Once a year
Once a month
Explanation:

Regular testing of water sources helps to identify any potential contamination and ensure that the water remains safe for drinking. Monthly testing is recommended to maintain water quality.

16. What is the safest method for making water safe for drinking in Kenya?

Using dirty containers
Adding sugar
Mixing with juice
Boiling
Explanation:

Boiling water is the safest method to kill harmful bacteria and make water safe for drinking. Adding sugar, using dirty containers, or mixing with juice will not eliminate harmful contaminants in the water.

17. Which of the following methods helps in purifying water for drinking?

Leaving it in the sun
Adding salt
Mixing with dirt
Filtering with cloth
Explanation:

Filtering water with a cloth can help remove particles and debris from the water, making it safer to drink. Adding salt, leaving it in the sun, or mixing with dirt will not purify the water.

18. What is a common method to store drinking water for later use?

In a clean, covered container
In an open container
In a puddle
In a dirty bucket
Explanation:

Storing drinking water in a clean, covered container helps prevent contamination from dirt, insects, and other pollutants. Using a dirty bucket, an open container, or a puddle can introduce harmful substances into the water.

19. Which of the following is a sign that water may be contaminated and unsafe to drink?

Cloudy and smelling strange
Warm and colorless
Clear and odorless
Cold and refreshing
Explanation:

Water that is cloudy and has a strange smell may indicate contamination by pollutants or bacteria, making it unsafe to drink. Clear and odorless, cold and refreshing, or warm and colorless water may still be contaminated.

20. What should be done before drinking water from an unknown source?

Taste a small sip first
Mix it with other drinks
Boil it if possible
Add some salt for taste
Explanation:

Boiling water from an unknown source can help kill harmful bacteria and make it safer to drink. Tasting a small sip first, adding salt for taste, or mixing it with other drinks will not guarantee the safety of the water.

21. Which of the following practices help in making water safe for drinking?

Adding soap to water
Adding soil to water
Leaving water standing in an open bucket
Filtering water through a clean cloth
Explanation:

Filtering water through a clean cloth helps to remove large impurities and dirt particles, making the water safer to drink.

22. What is the best way to ensure the water you drink is safe?

Drinking water without checking
Drinking water directly from a dirty river
Adding sugar to water
Boiling water before drinking
Explanation:

Boiling water kills harmful bacteria and germs, making it safe for consumption.

23. Why is it important to make water safe for drinking?

To prevent waterborne diseases
To add flavor to the water
To make the water look clean
To save time
Explanation:

Making water safe for drinking helps to avoid illnesses caused by consuming contaminated water, such as diarrhea.

24. What can happen if you drink unsafe water?

You will become stronger
You will get taller
You will feel sleepy
You may get sick
Explanation:

Drinking unsafe water can lead to various illnesses and health problems, such as stomach infections.

25. Which method is not effective in making water safe for drinking?

Stirring water with a dirty stick
Boiling water
Filtering water with a clean cloth
Adding chlorine tablets
Explanation:

Stirring water with a dirty stick can introduce more impurities and bacteria into the water, making it unsafe to drink.

26. What should you do if you don't have access to clean water?

Wait until it rains and collect rainwater
Go without drinking water
Drink water from a puddle
Drink water from a dirty container
Explanation:

Collecting rainwater is a natural way to get clean water when there are no other sources available.

27. Which is a safe source of drinking water?

Water from a polluted stream
Water from a stagnant pond
Water from a tap marked 'safe'
Water from an untreated well
Explanation:

Water from a tap marked 'safe' has been treated and tested to ensure it is suitable for drinking.

28. What can you use to store safe drinking water?

An open bucket
An old oil drum
A dirty plastic bottle
A clean container with a lid
Explanation:

Storing water in a clean container with a lid helps to protect it from contamination and keeps it safe for drinking.

29. Why is it important to drink safe water?

To test the water's temperature
To practice water conservation
To clean your teeth
To stay hydrated and healthy
Explanation:

Drinking safe water helps to maintain good health by preventing waterborne diseases and keeping the body hydrated.

30. What should you do if you suspect the water is contaminated?

Share the water with others
Ignore it and drink anyway
Boil the water before drinking
Add more dirt to the water
Explanation:

Boiling contaminated water is an effective way to kill harmful microorganisms and make it safe for consumption.

31. What is the safest way to purify water for drinking?

Adding sugar
Boiling
Adding salt
Using dirty containers
Explanation:

Boiling water is the safest way to purify it for drinking as it kills harmful bacteria and parasites.

32. Which of the following methods is NOT effective in making water safe for drinking?

Drinking straight from a river
Using water purification tablets
Adding chlorine drops
Filtering
Explanation:

Drinking straight from a river is not safe as the water may contain harmful bacteria and parasites.

33. What does boiling water help to get rid of?

Harmful bacteria
Nutrients
Dirt particles
Bad odor
Explanation:

Boiling water helps to kill harmful bacteria, making it safe for drinking.

34. Which of the following is a sign that water is contaminated and not safe for drinking?

Bubbles in the water
Clear appearance
Strange taste
Cold temperature
Explanation:

A strange taste in water can indicate contamination, making it unsafe for drinking.

35. What should you do to water after boiling it to make it safe for drinking?

Leave it uncovered outside
Mix it with juice
Let it cool down
Add detergent
Explanation:

After boiling water, it should be allowed to cool down before drinking to avoid burns.

36. Which of the following is NOT a recommended method for purifying water for drinking?

Using water purification tablets
Adding vinegar
Filtering
Boiling
Explanation:

Adding vinegar is not a recommended method for purifying water as it does not kill harmful bacteria.

37. What can happen if you drink untreated water from unsafe sources?

You will never need to drink water again
You will have special powers
You may get sick
You will become stronger
Explanation:

Drinking untreated water from unsafe sources can lead to illness due to harmful bacteria and parasites.

38. How long should water be boiled to make it safe for drinking?

1 minute
30 seconds
5 seconds
At least 3 minutes
Explanation:

Water should be boiled for at least 3 minutes to ensure harmful bacteria and parasites are killed.

39. Which of the following is a common symptom of drinking contaminated water?

Feeling happier
Stronger muscles
Improved vision
Stomach ache
Explanation:

A common symptom of drinking contaminated water is a stomach ache, which can lead to more serious illnesses.

40. What should you do if you suspect that water may be contaminated?

Drink it anyway
Boil it before drinking
Ask a friend to taste it first
Ignore the suspicion
Explanation:

If you suspect water may be contaminated, it is best to boil it before drinking to make it safe.