Question Paper
Class / Subject: Class 4 (SSC) · EVS भाग 1 - विज्ञान (परिसर अभ्यास)
Chapter: Chapter 4 — Chapter 4: Water Safe for Drinking
Time Allowed: 32 minutes
Max Marks: 16
1. What can untreated water carry? [1]
(A) Harmful germs and impurities
(B) Only clean minerals
(C) Nothing harmful
(D) Only oxygen
2. What disease can unsafe water cause? [1]
(A) Cholera
(B) Only headaches
(C) Only sunburn
(D) Only tiredness
3. What does boiling water do? [1]
(A) Kills most harmful germs
(B) Adds more germs
(C) Removes all nutrients
(D) Does nothing useful
4. What can filtering water remove? [1]
(A) Visible dirt particles
(B) All germs completely
(C) Nothing at all
(D) Only colour
5. Why should we drink safe water? [1]
(A) To prevent waterborne diseases
(B) It doesn't matter
(C) No reason
(D) Only for taste
6. What besides safe water helps prevent disease? [1]
(A) Good hygiene practices
(B) Ignoring hygiene
(C) Drinking any water
(D) Avoiding all water
7. When is boiling water especially important? [1]
(A) When the water source is uncertain
(B) Never important
(C) Only in winter
(D) Only in summer
8. Why learn about safe drinking water? [1]
(A) To prevent disease and stay healthy
(B) No reason
(C) It's not useful
(D) Only for tests
9. What can untreated water carry? [1]
(A) Harmful germs and impurities
(B) Only clean minerals
(C) Nothing harmful
(D) Only oxygen
10. What disease can unsafe water cause? [1]
(A) Cholera
(B) Only headaches
(C) Only sunburn
(D) Only tiredness
11. What does boiling water do? [1]
(A) Kills most harmful germs
(B) Adds more germs
(C) Removes all nutrients
(D) Does nothing useful
12. What can filtering water remove? [1]
(A) Visible dirt particles
(B) All germs completely
(C) Nothing at all
(D) Only colour
13. Why should we drink safe water? [1]
(A) To prevent waterborne diseases
(B) It doesn't matter
(C) No reason
(D) Only for taste
14. What besides safe water helps prevent disease? [1]
(A) Good hygiene practices
(B) Ignoring hygiene
(C) Drinking any water
(D) Avoiding all water
15. When is boiling water especially important? [1]
(A) When the water source is uncertain
(B) Never important
(C) Only in winter
(D) Only in summer
16. Why learn about safe drinking water? [1]
(A) To prevent disease and stay healthy
(B) No reason
(C) It's not useful
(D) Only for tests