PLC 5 SUMMARIZED NOTES FOR SCIENCE [2015] Topic: Personal Health & Environment (Infectious Disease) Year: 5 Reduce & then Recite - Create questions which elicit critical thinking, not 1 word answers - Write questions directly across from the answers in your notes - Leave a space or draw a pencil line separating questions Record for Review - Write headings and key words in colored pencil - Take sufficient notes with selective (not too much verbiage) & accurate paraphrasing - Skip a line between ideas and topics - Use bulleted lists and abbreviations - Correctly sequence information - Include diagrams or tables if needed for clarification or length 1. What are germs? Germs: harmful organisms that cause diseases. a. They are found everywhere, especially in dark and moist places. Name two groups of micro- organism b. Two groups of micro-organisms that cause diseases are bacteria and viruses. that cause diseases. 2. What are infectious diseases? ► Diseases that can spread to people 3. How can diseases spread? Infectious diseases can spread through: ► Air for e.g. Influenza, Common Cold, Tuberculosis (TB) ► Food and water for e.g. food poisoning, diarrhea, cholera ► Physical contact for e.g. ‘Red Eyes’ disease, Chicken Pox ► Animals for e.g. Malaria, typhoid, Dengue fever 4. How to prevent the spread of 1.Caring for our body. infectious diseases? ► Keeping our body clean with soap and water. ► Having a balanced diet. ► Exercising regularly. ► Having enough sleep and rest. 2.Eating clean and healthy food. ► Eat lots of fresh fruits and vegetables ► Eat cooked food. Cooking can kill germs present in the food. ► Check the expiry date before you buy or consume the food. ► Keep food covered with food covered. ► Wash fruits and vegetables thoroughly before eating them. ► Boil water to kill germs present in the water. 3.Keeping things clean