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Lesson Plan in Science and Health 4

9:40-10:30

I. Objective Identify ways on preventing pollution on land water and air

II. Subject MatterPreventing Land, Water and Air Pollution

A. Science Concept/Ideas Land, water, and air pollution can be prevented in a number of ways. Planting more trees,

installing anti-pollution devices in factories and motor vehicles, digging compost pits, proper

handling of household substances and participating in government projects about saving the

environment are some ways of preventing pollution.

B. Science Processes: Identifying, Inferring, PracticingC. Materials: Pictures of pollution, video about preventing pollutionD. References: BEC-PELC Science and Health 4, Science for Daily Use 4

III. ProcedureA. Preparatory Activities1. Review

What pollutants can pollute water, land and air?

2. MotivationPresent a video of polluted land, water and air. Ask: What did you observe? What makes it

polluted?

B. Developmental Activities1. Group the pupils into three. Let each group role play a situation showing prevention of air,

land and water.

2. Group presentation3. Analysis and Discussion:

a. What can you say about the presentation of each group?b. What ways of preventing pollution are presented by each group?c. What kind of substances usually pollutes soil, water, and air?d. How do they contribute to land, water, and air pollution?e. In what ways can we minimize air, water and air pollution?

C. GeneralizationWhat are the causes of pollution in the environment? How can we prevent these pollutions?

Show video

D. Application:Draw a poster showing how can you help prevent pollution in your community.

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IV. EvaluationChoose the letter of the correct answer

1. The following are all sources of pollution:i) Solid waste

ii) Pesticides

iii) Sewage

iv) Fertilisers

Which of the following combinations contains sources of soil pollution?

A (i), (ii) and (iii)

B (ii), (iii), (iv)

C (i), (ii), (iii) and (iv)

D (ii) and (iv)

2. One solution to reduce air pollution may beA the use of leaded petrol

B the burning of wood and coal

C the use of public transport

D causing veld fires

3. Typhoid, cholera and dysentry are diseases that are spread by:A air pollution

B water pollution

C land/soil pollution

D the use of pesticides

4. The main cause of water pollution is:A untreated sewage, glass bottles and plastic bags

B chemical effluent, leaching of pesticides and algae

C pesticides, treated sewage and litter

D oil spills, untreated sewage and chemical effluent

5. Which of the following are biodegradable waste products?A rubber, plastic, manureB metal, glass, plastic

C vegetable peels, garden refuse, paper

D glass, wood cuttings, batteries

Formative Test Result (In Percentage)

5_____ 4_____ 3_____ 2_____ 1_____ 0_____

V. AssignmentList 5 ways in which you can help lessen pollution in your community.