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WASTE DISPOSAL

TITLE:  LESSON NOTE ON BASIC SCIENCE AND TECHNOLOGY

SUBJECT: BASIC SCIENCE AND TECHNOLOGY

TERM: FIRST TERM

THEME: YOU AND THE ENVIRONMENT

WEEK: WEEK 11

CLASS: PRIMARY 5

NAME OF TEACHER:

DATE:          

AGE OF STUDENTS:

CLASS COMPOSITION: Slow and fast learners.

PERIOD:

TIME: 40 MINUTES

TOPIC: WASTE DISPOSAL

PERFORMANCE OBJECTIVES

At the end of this lesson, Pupils should be able to:

  1. Define waste disposal
  2. mention methods of disposal of waste;
  3. Know different ways of recycling waste.
  4. Advantages of recycling waste.

TEACHING AND LEARNING MATERIALS

  • Waste bin
  • Waste paper basket
  • Broom
  • Dustpan
  • Whiteboard/Chalkboard
  • Explanatory posters/pictures showing Waste Disposal.
  • Explanatory videos on Waste disposal.

TEACHING AND LEARNING METHODS

  • Explanation
  • Discussion
  • Questions and answer

REFERENCE MATERIALS

  • NERDC Basic Education Curriculum for primary schools.
  • Universal Basic Education Curriculum for primary schools.
  • Lagos State Scheme of Work for Basic Science and Technology.
  • Unified Schemes of Work for Lagos State Primary Schools (MIDDLE BASIC)
  • Online Materials.
  • Edudelight Basic Science and Technology for Primary Schools.

ENTRY BEHAVIOUR/ PREVIOUS KNOWLEDGE: the students are familiar with Healthy Environment.

WORD FILE: hygiene,disposal, latrine.

             LESSON CONTENT

WASTE DISPOSAL

Waste disposal is the way of keeping our waste (sewage and refuse) in a proper place so that it will not affect our environment. Wastes can be disposed by using disposal bin, disposal van, Disposal barrel, disposal pit.

Ways of disposing sewage waste

  1. Water closet or discharge pipe should be linked to a soak away.
  2. Pit latrine should be linked to a septic tank.

Ways of disposing Refuse waste

  1. Use of dump bin to dumped refuse.
  2. The use of incinerator.
  3. Compositing method.
  4. Land filling.

RECYCLING OF WASTE

Recycling is the procedure of making a materials that has been used before to be useful again by going through some treatment.

Methods of recycling waste

  1. Burning of pit to be used as manure
  2. Use of incinerator

ADVANTAGES OF RECYCLING

  1. It keeps our environment clean.
  2. It promote personal hygiene.
  3. It is used to generate income.
  4. It can be used as fertilizers after treatment.
  5. It is cheap.
  6. It provides jobs.

Dangers of poor Disposal of waste.

  1. It cause germs
  2. Emission of gaseous waste into the air can lead to serious illness.
  3. It lead to pollution of the environment.
  4. It could lead to erosion
  5. It could destroy plant and animals
  6. It could lead to serious respiratory problem.

INSTRUCTIONAL PROCEDURE.

  • The Teacher revises the previous lesson (Healthy Environment).
  • The Teacher introduces the lesson through question and answer (Waste disposal).
  • The Teacher explains the lessons.
  • The Teacher write the note on the board.

LEARNERS ACTIVITIES

Learners participate in the class discussion

LESSON EVALUATION

Teacher ask the learners to:

  • Mention three things that constitute waste;
  • Identify different types of waste.
  • Define waste disposal
  • Mention the  methods of disposal of waste;
  • State three different ways of recycling waste.
  • Mention three Advantages of recycling waste.

CONCLUSION: the teacher summarize the lesson.

PREVIOUS LESSON: Healthy Environment

NEXT LESSON: WASTE AND WASTE DISPOSAL II

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