OPEPA - 7 - Science :: Waste Management

Go To: OPEPA-Science-Grade 7

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• Course Content
• Textbook
• Teaching Learning Resources

Course Content / Subtopic list:

1. Residual/ waste water , sewage , sewerage system , composition of sewage
2. Water for life
3. Contaminants, foul waste and trade waste
4. Diseases caused by polluted water or waterborne diseases
5. Alternate arrangement for disposing human excreta - septic tanks , composting pits , chemical toilets
6. Wastewater treatment plant [WWTP] - physical process [ screening] , biological process , chemical process
7. Example of mohenjodaro
8. Be an active citizen

Expected Learning Outcome:

SWBAT-

1. Define residual water
2. Define sewage
3. Explain how water is important for life
4. Discuss the composition of sewage
5. Define contaminants
6. Differentiate between foul waste and trade waste
7. Identify various diseases caused by Polluted water
8. Explain the different processes of Wastewater treatment plant
9. Analyze the example of Mohenjodaro as a more sophisticated sewage system

Textbook Link

Lesson Plan

[Contributor - Swarup Jena]

Objectives: To educate the children about the necessity of maintaining cleanliness and various ways to make our surroundings clean and hygienic

Subtopics to be covered:

1. Pure/ clean water
2. Impure / waste mixed water
3. Filtration of dirty water
4. Our duty of keeping our environment clean
5. Use of toilet
6. Cleanliness and health
7. Treatment of waste water

Learning Outcome:

1. Students will be able to understand the issues associated with using waste water and the methodologies to keep the water clean.
2. They will also be enlightened with the concept of purifying the water to make it usable.

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