Strength of sewage is –
Correct Answer: Suspended solids
Description: Sewage is waste water from community,containing solid and liquid excreta derived from houses ,street, yards. The strength of sewage is indicated by A)biochemical oxygen demand B)chemical oxygen demand C)suspended solids Amount of suspended solids in domestic sewage varies from 100 -500 p.p.m.(mg/L) If the amount is 100 mg/L- weak If amount is 500 mg/L- strong. Parks textbook of preventive and social medicine.K Park. Edition 23.Pg no: 763
Category:
Social & Preventive Medicine
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now