K K Gupta and Stalin Malhotra Solutions for Chapter: Waste Water Management Plants, Exercise 2: Let's revise
Author:K K Gupta & Stalin Malhotra
K K Gupta Science Solutions for Exercise - K K Gupta and Stalin Malhotra Solutions for Chapter: Waste Water Management Plants, Exercise 2: Let's revise
Attempt the free practice questions on Chapter 18: Waste Water Management Plants, Exercise 2: Let's revise with hints and solutions to strengthen your understanding. Frank Everyday Science solutions are prepared by Experienced Embibe Experts.
Questions from K K Gupta and Stalin Malhotra Solutions for Chapter: Waste Water Management Plants, Exercise 2: Let's revise with Hints & Solutions
MEDIUM
7th CBSE
IMPORTANT
Dried sludge is used as a _____. (cloth / manure)
MEDIUM
7th CBSE
IMPORTANT
Tertiary treatment is a _____ process. ( physical/chemical )
MEDIUM
7th CBSE
IMPORTANT
_____ consists of human excreta and other organic materials. (Water/ Sewage)
MEDIUM
7th CBSE
IMPORTANT
Primary treatment of waste water is a mechanical process.
MEDIUM
7th CBSE
IMPORTANT
Scum is removed with a skimmer.
MEDIUM
7th CBSE
IMPORTANT
Septic tank is an example of on-site sewage disposal system.
MEDIUM
7th CBSE
IMPORTANT
Aeration of clarified water kills disease-causing microbes.
EASY
7th CBSE
IMPORTANT
Sewer pipes are made up of cast iron.
