Home
Class 12
BIOLOGY
Domestic sewage of large cities...

Domestic sewage of large cities

A

When treated in STPs does not really require the aeration step as the sewage contains adequate oxygen

B

Has very high amounts of suspended solids and dissolved salts.

C

Has a high BOD as it contains both aerobic and anaerobic bacteria

D

Is processed by aerobic and then anaerobic bacteria in the secondary treatment in Sewage Treatment plants (STPs)

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL ISSUES

    TRUEMAN BIOLOGY|Exercise CHECK YOUR CONCEPT (Organisms And Population)|10 Videos

  • ENVIRONMENTAL ISSUES

    TRUEMAN BIOLOGY|Exercise CHECK YOUR CONCEPT (Ecosystem)|10 Videos

  • ECOSYSTEM

    TRUEMAN BIOLOGY|Exercise MCQ|179 Videos

  • Enzymes

    TRUEMAN BIOLOGY|Exercise ASSERTION AND REASON|11 Videos

Similar Questions

Explore conceptually related problems

When domestic sewage mixes with river water

How can pollution by domestic sewage be controlled ?

What are the various constituents of domestic sewage ? Discuss the effects of sewage discharge on a river .

A lake with an inflow of domestic sewage rich in organic waste may result in

A river with an inflow of domestic sewage rich in organic waste may result in