Streak disease of maize is caused by? By: Sunday|Published on: Jan 22|Categories: Agricultural Science WAEC| 0 comments A. virus B. nematode C. fungus D. bacterium Correct Answer: Option A A. virus Users Also Read These:Root-knot disease in tomatoes is caused by?Swollen shoot disease of cocoa is caused by?A disease of rabbit caused by a protozoan is?The damage to the stem of maize plants resulting in…A tropical disease caused by Trypanosoma is?SEE ALSO Which of the following sources of farm power generates the highest amount of energy?