4. Class-IX Subject: English 1 st Paper Unit: Five Total SS: 60 Time: 50 minutes Date: 19/5/20 14

6. Air pollution Sound pollution Water pollution Soil pollution

8. Section-B Bangladesh is now apparently in the grip of all sorts of pollution like air pollution, soil pollution and water pollution. The dwellers of the urban areas are the worst sufferers of such pollution. The indiscriminate industrialization process in Bangladesh over the past decades has created significant………………………… ……… …… …..………………………………Deforestation also causes erosion, pollution and the loss of fertility in the topsoil. Planting trees and re-forestation help prevent soil erosion and pollution.

9. A Emission Grip Cope with Exhaust Hazardous Erosion Apparently B Sending Evidently Manage Discharge Proses of destruction Medicine used to kill Grasp Match the word with their appropriate synonym

10. words A a) Apparently b) Grip c) Cope with d) Exhaust e) Emission f) Hazardous g) Erosion

11. Air pollution suggestion Look at the video

12. Air pollution actually comes from wide ……….. of sources. Industrial wastes should ……………. properly. Toxic smoke from ……………. Plants. Which vehicles are old and poorly ……… should not use. We have to reduce such kind of pollution by making less use of motor ……. Fill the blanks by taking help of your partner. Check it with you answer. Variety, use, industrial, serviced, vehicles.

13. Look at the video Silent reading Answer the following question. a)What is water pollution? b)How water become pollute c)How can we stop water pollution? Water pollution can occur in oceans, rivers, lakes, ponds,………………………… ………………………………………………………………………………………… ……… of the danger s of using pesticides as they may pollute our rivers, canals, and lakes. Individual works Compare your answers with it. a)The way is pollute water is called water pollution b) there are many reasons, use of huge chemical fertilizers and insecticides, throwing toxic chemicals in rivers are main reason. c)Chemical fertilizers should allow to use, mills, factories should not throw toxic in the rivers, people should be conscious.

14. Look at the pictures and discuses about the differentness between two pictures with you partner. √ From each group, one person will deliver their summarizing of discussions.

15. Use of preposition Look at the pictures and find out another four preposition from today’s lesson. Grammar focus

16. 1. Look at the pictures below and answer the following questions. a ) What do you see in the pictures ? b) What are the some common sources of environmental pollution? Evaluation c) Which of these are most threatening for our environment ? d) ‘Polluting the land means polluting the water’ explain.