2017 PLE Science Past Paper

SECTION A 6. What type of reflection is shown above? 2. What type of electricity is lightning? 1. State the injury caused by steam to a human body. 7. Why are the rays reflected as shown in the diagram? For more past papers, please visit to www.uganda.madpath.com 8. State one way in which alcoholism affects a family 3. Give any one way in which termites benefit from soil P.L.E SCIENCE 2017 5. What is the importance of gap filling in crop growing? 4. State one effect of gonorrhea on the female reproductive system The diagram below shows a reflection of light. Study and use it to answer questions 6 and 7. 16. State any one principle of primary health care 17. Why are laying boxes put in dark corners of a poultry house? 27. Name the vaccine which is given to prevent three childhood immunisable diseases. 11. In which one way does tooth paste promote oral health? 12. State one physical change that takes place during the process of distillation of alcohol 13. What is the importance of the 25. To which group of flowering plants does the germinating seed belong? rings of cartilage of the trachea in the respiratory system? 10. Name the process through which water turns into ice 20. Give one way in which mollusks are different from other invertebrates 23. State any one way in which the spread of germs by houseflies can be controlled 19. How is a reflected sound helpful to sailors? 14. Why does a nail sink in water? 15. Give any one danger of wetland drainage to water animals 22. Name t