TOPIC: HARMFUL INSECTS FOUND AT HOME
A: TEACHING AND LEARNING MATERIALS
- Pictures of mosquitoes.
- Pictures of houseflies.
- Pictures of cockroaches.
- Insect chart.
- Cleaning materials.
B: REFERENCE MATERIALS
- Scheme of work.
- Recommended Agric Sciences textbook for Primary 2.
- Online educational resources.
C: PREVIOUS KNOWLEDGE
The pupils have learnt the meaning of harmful insects and some harmful activities carried out by insects.
D: PERFORMANCE OBJECTIVES
By the end of the lesson, pupils should be able to:
- Explain harmful household insects.
- Identify common harmful insects found at home.
- State the harm caused by mosquitoes.
- State the harm caused by houseflies and cockroaches.
- Mention ways of reducing harmful insects at home.
E: CONTENT
Meaning of Harmful Household Insects
Harmful household insects are insects found around the home that can cause discomfort, contaminate food or spread disease.
Mosquito
A mosquito 🦟 can bite people. Some mosquitoes can spread diseases. Mosquitoes often breed around stagnant water.
Housefly
A housefly 🪰 can land on dirty materials and then land on food. It may carry germs to uncovered food.
Cockroach
Cockroaches may hide in:
- kitchens
- cupboards
- dark corners
- dirty places
They can contaminate food and surfaces.
Ways of Reducing Harmful Insects
- Cover food properly.
- Dispose of refuse correctly.
- Keep the house clean.
- Remove stagnant water.
- Keep drains clean.
- Cover water containers.
F: LESSON PRESENTATION
F1: Teachers’ Activities
- Displays pictures of household insects.
- Explains their harmful effects.
- Discusses places where they are found.
- Demonstrates good sanitation practices.
- Asks pupils to suggest ways of keeping the home clean.
F2: Pupils’ Activities
- Identify harmful insects.
- Mention their harmful effects.
- State where they are found.
- Mention cleaning practices.
- Answer questions.
G: CONCLUSION
The teacher reminds pupils that keeping the home and surroundings clean helps to reduce harmful insects.
H: EVALUATION GUIDE
Pupils should be able to answer the following questions:
- Mention three harmful insects found at home.
- What harm can a mosquito cause?
- How can a housefly contaminate food?
- Where do cockroaches hide?
- Mention three ways of reducing harmful insects.