wastewater story questions with answers

Question 1.
Name two diseases that can spread because of lack of sanitation?

Question 2.
What is sludge?

Question 3.
Why is air along with microorganisms bubbled into the sewage treatment tanks?

Question 4.
What will you do to reduce household waste water?

Question 5.
A septic tank is a mini sewage treatment plant. Explain?

Question 6.
Why are open drainage systems harmful?

Question 7.
Why does untreated wastewater kill fish?

Question 8.
A lot of dead fish were found floating on the surface of a lake. What could be the reason?

Question 9.
How can you control the generation of sewage at home?

Question 10.
Explain the importance of sanitation?
link to this page by copying the following text

Also Read

Class 7 Maths Class 7 Science