Multiple choice Which of the following food crop diseases are caused by a virus? Citrus canker and rice stripe necrosis Cassava mosaic disease and rice stripe necrosis Potato late blight and citrus canker Rice stripe necrosis and potato late blight Potato late blight and cassava mosaic disease Reveal answer Fill a bubble to check yourself B Correct answer Explanation Cassava mosaic disease is caused by Begomovirus. Rice stripe necrosis rice is caused by stripe necrosis virus rice.