11
ICAR JRF Environmental Sciences 29 Jun 2024Shift 1
MCQ (Single Correct) +4 −1
Which is the first zone of purification in a sand bed?
12
ICAR JRF Environmental Sciences 29 Jun 2024Shift 1
MCQ (Single Correct) +4 −1
Which process of water treatment is done to avoid floating debris, branches, trees, or other large particles suspended in water?
13
ICAR JRF Environmental Sciences 29 Jun 2024Shift 1
MCQ (Single Correct) +4 −1
When Environmental Lapse Rate (ELR) is greater than Adiabatic Lapse Rate (ALR), then which of the following occurs?
14
ICAR JRF Environmental Sciences 29 Jun 2024Shift 1
MCQ (Single Correct) +4 −1
Which of the following gas is released when alum is added to water?
15
ICAR JRF Environmental Sciences 29 Jun 2024Shift 1
MCQ (Single Correct) +4 −1
Which of the following is not commonly used as a filter material in the treatment of water?
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