Disinfection of water is not requihred if the source is from-

Correct Answer: Tube well
Description: Park's textbook of preventive and social medicine 23rd edition. *Tube wells are usually machine dug and may be several hundred metres deep. Deep wells furnish the safest water and are often the most satisfactory sources of water supply
Share:

Get More
Subject Mock Tests

Practice with over 200,000 questions from various medical subjects and improve your knowledge.

Attempt a mock test now
Mock Exam

Take an exam with 100 random questions selected from all subjects to test your knowledge.

Coming Soon
Get More
Subject Mock Tests

Try practicing mock tests with over 200,000 questions from various medical subjects.

Attempt a mock test now
Mock Exam

Attempt an exam of 100 questions randomly chosen from all subjects.

Coming Soon
WordPress › Error

There has been a critical error on this website.

Learn more about troubleshooting WordPress.