NCERT Sanitation and Hygiene Questions
NCERT Sanitation and Hygiene – MCQs
Class: 7 |
Subject: Science |
Section: 15 – Natural Resources |
Topic: Sanitation and Hygiene
CBSE Board Examination – NCERT Concept Based Objective Questions
1. Sanitation refers to:
Answer: B
Sanitation includes safe disposal of human waste, wastewater treatment, and maintaining cleanliness.
Sanitation includes safe disposal of human waste, wastewater treatment, and maintaining cleanliness.
2. Poor sanitation leads to:
Answer: B
Contaminated surroundings spread water‑borne diseases.
Contaminated surroundings spread water‑borne diseases.
3. Open defecation causes:
Answer: B
Human waste contaminates water sources.
Human waste contaminates water sources.
4. Hygiene means:
Answer: B
Personal cleanliness prevents infections.
Personal cleanliness prevents infections.
5. Washing hands prevents:
Answer: A
Handwashing removes harmful germs.
Handwashing removes harmful germs.
6. Safe drinking water should be:
Answer: B
Boiling kills microbes.
Boiling kills microbes.
7. Toilets connected to sewers improve:
Answer: B
They safely transport waste for treatment.
They safely transport waste for treatment.
8. Flies spread diseases by:
Answer: B
They transfer microbes from waste to food.
They transfer microbes from waste to food.
9. Which disease spreads due to poor sanitation?
Answer: D
Contaminated water spreads infections.
Contaminated water spreads infections.
10. Wastewater should be:
Answer: B
Treatment removes pollutants.
Treatment removes pollutants.
11. Keeping surroundings clean prevents:
Answer: D
Clean environments promote health.
Clean environments promote health.
12. Mosquitoes breed in:
Answer: B
Standing water becomes breeding grounds.
Standing water becomes breeding grounds.
13. Proper garbage disposal helps:
Answer: D
Waste management reduces contamination.
Waste management reduces contamination.
14. Use of toilets prevents:
Answer: D
Safe disposal protects environment.
Safe disposal protects environment.
15. Hygiene includes:
Answer: D
Personal care prevents infections.
Personal care prevents infections.
16. Safe sanitation protects:
Answer: D
It ensures sustainable living.
It ensures sustainable living.
17. Sewage is treated in:
Answer: B
Sewage Treatment Plants purify wastewater.
Sewage Treatment Plants purify wastewater.
18. Boiling water kills:
Answer: A
Heat destroys harmful microorganisms.
Heat destroys harmful microorganisms.
19. Community sanitation means:
Answer: B
It includes drains, toilets, and waste disposal.
It includes drains, toilets, and waste disposal.
20. Best way to stay hygienic:
Answer: B
Good hygiene prevents diseases and promotes health.
Good hygiene prevents diseases and promotes health.