processed foods that are called "organic" can also be very unhealthy if they containlots of sugar. Writing Task 2. Match the words with their definitions. 1ecosystema substance used to kill microorganisms and cureinfections2geneticsorganisms interacting with their physicalenvironment3 antibioticthe study of heredity and variation in organisms4 populationproduction of a chemical compound by a livingorganism5 biosynthesis a group of people living in a particular local area6 communitythe people who inhabit a territory or stateTask 3. Write a paragraph about Organic and non-organic worlds