EASY
7th CBSE
IMPORTANT
Earn 100
What is sludge and how do we use it?
Important Questions on Waste Water Management Plants
MEDIUM
7th CBSE
IMPORTANT
Under what conditions do we make septic tanks?
EASY
7th CBSE
IMPORTANT
What problems do we face with open drainage?
MEDIUM
7th CBSE
IMPORTANT
What is an oil spill?
MEDIUM
7th CBSE
IMPORTANT
What are the main constituents of sewage? Give any two examples of each.
MEDIUM
7th CBSE
IMPORTANT
What is the difference between a sewage and a sewer system?
MEDIUM
7th CBSE
IMPORTANT
What is the function of a treatment plant?
MEDIUM
7th CBSE
IMPORTANT
Why should butter and oil not released into the drainage?
HARD
7th CBSE
IMPORTANT
List four ways to control sewage generation.
