Oil and grease present in an emulsified state in waste water discharged from industries can be removed by Options: A . &nbspBiological oxidation B . &nbspSkimming off C . &nbspSettling out using chemical reagents D . &nbspChlorination

Oil and grease present in an emulsified state in waste water discharged from ind

Question

Oil and grease present in an emulsified state in waste water discharged from industries can be removed by

Options:

A . Biological oxidation

B . Skimming off

C . Settling out using chemical reagents

D . Chlorination

Answer: Option C

Submit Your Solution Below and Earn Points !

Next Question

Question 1. Which of the following is a manmade source of air pollution?....

Question 2. Threshold limit value (TLV) i.e., the maximum permissible safe limit of phosgene gas which Hitler used to use to kill hi....kill his enemies in 'gas chamber' is about __________ ppm.

Question 3. 80% less than 200 mesh size particles are called....

Question 4. Removal of __________ is accomplished by aeration of water.....

Question 5. Most efficient and suitable dust removal equipment for removal of flyash from flue gas in a thermal power plant is the....

Question 6. Foaming and priming in boiler operation can be reduced by reduction in __________ in feed water.....

Question 7. During which of the following operating conditions of an automobile, carbon monoxide content in the exhaust gas is maxim....automobile, carbon monoxide content in the exhaust gas is maximum?

Question 8. Presence of non-biodegradable substances, like alkyl benzene sulphonate (ABS) from the detergents in polluted water stre....sulphonate (ABS) from the detergents in polluted water stream causes

Question 9. A man exposed to excessive noise level in the working environment may suffer from....

Question 10. Water effluent generated in printing industry is decolourised by....

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

DSP Combined 1 Free Revision Test SAIL JO E-0

GPOE / GPA Combined 1 Free Revision Test SAIL JO E-0

BSP Plant Specific Review Test SAIL JO E-0

BSL Combined 1 Free Revision Test SAIL JO E-0

GFM Combined 1 Free Revision Test SAIL JO E-0