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.Management Sciences
A. contains pathogenic bacteria
B. consists of undesirable substances rendering it unfit for drinking and domestic use
C. is safe and suitable for drinking and domestic use
D. is contaminated
Related Mcqs:
- In water treatment, rapid gravity filters are adopted to remove_______________?
- A. dissolved organic substances B. dissolved solids and dissolved gases C. floating solids and dissolved inorganic solids D. bacteria and colloidal solids...
- The type of valve which is provided to control the flow of water in the distribution system at street corners and where the pipe lines intersect is_______________?
- A. check valve B. sluice valve C. safety valve D. scour valve...
- If the sewage contains grease and fatty oils, these are removed in_________________?
- A. grit chambers B. detritus tanks C. skimming tanks D. sedimentation tanks...
- If the time of concentration is 9 minutes, then the intensity of rainfall according to British Ministry of Health formula will be__________________?
- A. 4 mm/hr B. lOmm/hr C. 20 mm/hr D. 40 mm/hr...
- On standard silica scale, the turbidity in drinking water should be limited to_______________?
- A. 10 ppm B. 20 ppm C. 30 ppm D. 50 ppm...
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