The mosaic symptom commonly associated with viral diseases of crops can be best observed on? by Sunday | Jul 9 | Agricultural Science WAEC | 0 comments A. roots B. stem C. leaves D. fruits E. flower Correct Answer: Option C – leaves Users Also Read These:The most effective method of controlling or…Newcastle disease is viral diseases that affect…An effective method of preventing viral diseases in…In crop rotation, deep-rooted crops should follow…Which of the following is not a viral disease of crops?