Which of the following sources of water is least useful for irrigation purposes? by Sunday | Jun 12 | Agricultural Science WAEC | 0 comments A. sea B. river C. lake D. borehole Correct Answer: Option A – sea Users Also Read These:Which of the following compounds is the least…Irrigation water is passed underneath the soil through?A quantity of hot water at 100ºC is added to 400g of…Which of the following dams in Africa provides both…A tap supplies water at 26°C while another supplies…