EASY
7th CBSE
IMPORTANT
Earn 100

Describe vermi-processing toilets. Name the useful product obtained from such toilets.

Important Questions on Wastewater Management

EASY
7th CBSE
IMPORTANT
Pearson IIT Foundation Biology>Chapter 11 - Wastewater Management>PRACTICE QUESTIONS (COMPETITION WING)>Q 1
Why should we reduce the use of pesticides and fertilisers?
EASY
7th CBSE
IMPORTANT
Pearson IIT Foundation Biology>Chapter 11 - Wastewater Management>PRACTICE QUESTIONS (COMPETITION WING)>Q 2
What constitutes scum during the secondary treatment of wastewater?
EASY
7th CBSE
IMPORTANT
Pearson IIT Foundation Biology>Chapter 11 - Wastewater Management>PRACTICE QUESTIONS (COMPETITION WING)>Q 3
Which of these processes leads to the depletion of oxygen content in water bodies?
EASY
7th CBSE
IMPORTANT
Pearson IIT Foundation Biology>Chapter 11 - Wastewater Management>PRACTICE QUESTIONS (COMPETITION WING)>Q 4

Identify the water treatment process depicted in the picture given below.

Question Image

EASY
7th CBSE
IMPORTANT
Pearson IIT Foundation Biology>Chapter 11 - Wastewater Management>PRACTICE QUESTIONS (COMPETITION WING)>Q 5
Which of the following waste disposal methods takes minimum time to reduce the volume of solid wastes?
EASY
7th CBSE
IMPORTANT
Pearson IIT Foundation Biology>Chapter 11 - Wastewater Management>PRACTICE QUESTIONS (COMPETITION WING)>Q 6
Which of these is the end product of vermicomposting?
EASY
7th CBSE
IMPORTANT
Pearson IIT Foundation Biology>Chapter 11 - Wastewater Management>PRACTICE QUESTIONS (COMPETITION WING)>Q 7
During the tertiary treatment of wastewater, what is water exposed to for killing disease-causing microorganisms?
EASY
7th CBSE
IMPORTANT
Pearson IIT Foundation Biology>Chapter 11 - Wastewater Management>PRACTICE QUESTIONS (COMPETITION WING)>Q 8
What is the most common source of water pollution in farmlands?