Root-knot disease in tomatoes is caused by? by Sunday | Jul 4 | Agricultural Science WAEC | 0 comments A. virus B. nematode C. bactrium D. fungus Correct Answer: Option B – nematode Users Also Read These:Tomatoes are staked in order to?Smut disease of cereals is caused by a?The disease caused by the bacterium Bacillus…Foot and mouth disease in sheep is caused by a?A livestock disease caused by a fungus is?