engineering recuitment OSSC Combined Technical Services (ଓଡିଶା) Mock Test 2023-24 Environmental Engineering Quality of Water
Consider the following impurities:
i) CO2 and H2S
ii) Finely divided suspended matter
iii) Disease-causing bacteria
iv) Excess alkalinity
The correct sequence of the removal of these impurities in a water treatment plant is –1
i) ii) iii) iv)
2
i) iv) iii) ii)
3
i) iv) ii) iii)
4
iv) i) iii) ii)