Posts

Lesson Plan of Deforestation and Our Environmen General Science Grade VIIIt

Image
Lesson Plan of Deforestation and Our Environment General Science Grade VIII Students’ Learning Outcomes ·          Define deforestation. ·          State the effects of deforestation on the environment. Information for Teachers ·          Deforestation means the cutting of trees. it is done for various purpose, like urban development, cultivation, grazing, and combustion s and to get timber and fiber. ·          Deforestation is one of the ways, though which human beings destroy the natural habituates for their own purpose. ·          The total area of forests in Pakistan is 4.224 million hectares which is 4.8% of the total  Concept Map Material / Resources Board, chalk/marker, colored cards, scissors, white sheets, gum, charts, flash cards Worm up activity ·          Conduct a brainstorming session with the students. the following questions may be asked in this session: o    What are the benefits of trees? o    Each year the government a

Lesson Plan of Air Pollution (Pollutants and Their Effects on Environment General Science Grade VIII

Image
Lesson Plan of Air Pollution (Pollutants and Their Effects on Environment General Science Grade VIII Students’ Learning Outcomes ·          Explain the sources, properties and harmful effects of air pollutants. Information for Teachers ·          Pollution is a process through which harmful substances are added to the environment and these harmful substances are called pollutants. Presence of these substances in air is called air pollution. ·          Air pollution is mainly caused by dust, sulfur dioxide, carbon dioxide, nitrogen oxide, hydrocarbons and ozone. ·          The air pollutants added into the air may be due to human activities (e.g. Burning of fossil fuels, exhaust fumes from motor vehicles and burning of garbage.) and natural occurrences (e.g. biological decay, forest fires or volcanic eruptions) ·          Air pollution damages or defiles the environment, making it undesirable or unfit for life. ·          Pollution sound effects are indeed