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Chapter: 35 / Q: 27
People of a village reported a high prevalence of bacterial gastroenteritis even after proper chlorination of water supply for the recommended duration. On water analysis, level of chlorine in water was 0.01 mg/L and pH of water was 6.5. There were no suspended impurities; levels of sulphides and
Chapter: 35 / Q: 28
A water sample was taken from a source where catchment area included a large agricultural lan It was declared unfit for human consumption on account of raised concentration of a chemical. The likely chemical which has resulted in making this water unfit is:
Chapter: 35 / Q: 29
During a sanitary inspection of a rapid sand filtration plant, slowing of the filtration rate was observed owing to loss of hea Which method will you suggest to give head to water in such a situation?
Chapter: 35 / Q: 30
You were required to chlorinate well water; you added required amount of bleaching powder solution to the water and allowed an overnight contact tim What is your recommendation regarding consumption of this water for drinking
Chapter: 35 / Q: 31
A dental surgeon appointed in rural health centre reports an increased incidence of dental carries in the children of that are The relevant preventive measure that he should suggest to the health authorities is:
Chapter: 35 / Q: 32
Chlorination of water was done by addition of bleaching powder solution containing 10% available chlorin One hour contact time was ensure What is your recommendation regarding use of this water for drinking?
Chapter: 35 / Q: 33
Water samples from two villages of Punjab were sent to Health laboratory for examination. Lab reports show fluoride levels ranging form 5.26 to 6.32 mg/lit. Use of this water for drinking may lead to:
Chapter: 35 / Q: 34
An out-break of scabies was reported in a Kachi abadi consisting of 500 peopl The appropriate preventive measures suggested by you would be to:
Chapter: 36 / Q: 1
Your advice is sought to maintain sustainability of a health programm What is the best and essential feature that you suggest to make the programme sustainable?
Chapter: 36 / Q: 2
The water and power development and public health engineering are the two areas which are working with the health department for control of diahrroeal and gastrointestinal diseases in Rawalpindi District, which is an example of:
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