What is a sewer system?

Important Questions on Wastewater Management

HARD

7th CBSE

IMPORTANT

Science Horizons>Chapter 18 - Wastewater Management>Exercises>Q D

Describe the various processes used for treating wastewater.

HARD

7th CBSE

IMPORTANT

Science Horizons>Chapter 18 - Wastewater Management>Exercises>Q D

Differentiate between primary and secondary processes used for the treatment of wastewater.

MEDIUM

7th CBSE

IMPORTANT

Science Horizons>Chapter 18 - Wastewater Management>Exercises>Q D

Explain the tertiary process used for treating wastewater.

MEDIUM

7th CBSE

IMPORTANT

Science Horizons>Chapter 18 - Wastewater Management>Exercises>Q D

How can treated wastewater be used?

HARD

7th CBSE

IMPORTANT

Science Horizons>Chapter 18 - Wastewater Management>Exercises>Q D

How can we convert sludge into useful substances?

HARD

7th CBSE

IMPORTANT

Science Horizons>Chapter 18 - Wastewater Management>Exercises>Q D

List out a few measures that can be adopted to control the generation of sewage at home.

HARD

7th CBSE

IMPORTANT

Science Horizons>Chapter 18 - Wastewater Management>Exercises>Q D

Discuss the problems faced due to improper management of wastes.

MEDIUM

7th CBSE

IMPORTANT

Science Horizons>Chapter 18 - Wastewater Management>Exercises>Q D

How can the sewage disposed through the septic tanks?