Jhara Roy Solutions for Chapter: Wastewater Story, Exercise 4: FORMATIVE ASSESSMENT
Jhara Roy Science Solutions for Exercise - Jhara Roy Solutions for Chapter: Wastewater Story, Exercise 4: FORMATIVE ASSESSMENT
Attempt the practice questions on Chapter 18: Wastewater Story, Exercise 4: FORMATIVE ASSESSMENT with hints and solutions to strengthen your understanding. Interactive Science 7 solutions are prepared by Experienced Embibe Experts.
Questions from Jhara Roy Solutions for Chapter: Wastewater Story, Exercise 4: FORMATIVE ASSESSMENT with Hints & Solutions
Dirty water generated at homes and in industries.
The points at which the sewer pipes change their direction.
The method of water treatment in which major solid impurities are removed is called primary or secondary or tertiary treatment.
Name two disease-causing insects.
Bacteria that get settled at the bottom of the tank. (Anaerobic digester/Activated sludge)
All plastic products such as bottles, cans, toys and plastic sheets are an equal environment hazard as plastic bags. Discuss.
Why is chlorine added to clarified water?
What can be the reason behind allowing the growth of an aerobic bacterial in the aeration tank during the second step of sewage treatment?
