Paragraph and essay writing assignment for middle school, junior high and high school students. Satisfy your curiosity and write your own ideas about an assigned topic. This activity helps students explore opposing viewpoints and strengthens the ability to research topics and empathize with others. Argue for or against the irradiation of food to protect people against food-borne illnesses. One of many focused and fun creative writing offerings based on the Plant Kingdom PowerPoint presentations found in the Living on Planet Earth Series.