H2S present in gaseous stream can be removed by adsorption on
A. Silica gel
B. Active carbon
C. Bog iron
D. Limestone powder
Answer: Option C
A. Silica gel
B. Active carbon
C. Bog iron
D. Limestone powder
Answer: Option C
Fluorosis is caused due to the presence of excessive amount of __________ in drinking water.
A. Mercury
B. Lead
C. Fluoride
D. Arsenic
Smog is not formed due to the presence of __________ in the atmosphere.
A. SO2
B. NOx
C. CO2
D. Any of these
Dose of chlorine for disinfection of water is about __________ mg/litre of water.
A. 0.01
B. 0.1
C. 0.3
D. 1
It's Answer should be Active Carbon.
Please correct or else provide us the correct explantion of your answer.
It's Answer should be Active Carbon.
Please correct or else provide us the correct explantion of your answer.