Wastewater Management

What is the full form of SSO?

• Sanitary Sewer Odour

• Sanitary Sewer Overflow

• Sanitary Sewer Overuse

• Sanitary Sewer Organisation

In sewer treatment, contaminants are removed

• Physically

• Biologically

• Chemically

• All of the above

What is the first step of sewage treatment?

• Clarification

• Sieving

• Settling

• Aeration

____ is released during the treatment of sludge.

• Methane

• Nitrogen

• Oxygen

• Biogas

____ is a water-borne disease.

• Cholera

• Cancer

• Flu

• Chicken pox

Which of the following statement is correct?

• Chemicals like medicines, paints, insecticides should be disposed in sinks.

• Dispose tea leaves and food items in the kitchen sink.

• Wastewater from basins, sinks, and washing machines can be reused for watering plants or wiping floor.

• Leakage in sewer lines should not be checked regularly.

Pipes which are connected from sanitary fixtures to wastewater system are made up of

• Bakelite

• Polyvinyl chloride (PVC)

• Cast iron

• Both b) & c)

Which one of the following is not a component of sewerage system ?

• Municipal sewers

• Vermi- processing toilets

• Sewage treatment

• Internal DWV system

Government of India launched a nation-wide campaign - “Swachh Bharat Abhiyan” in

• 2019

• 2014

• 2011

• 2015

What is sullage?

• Wastewater from industries and factories

• Wastewater containing chemicals

• Wastewater from agriculture

• Wastewater from household sinks, showers and baths