Class: Senior Secondary School 1 (SS1, SS 1, SSS1, SSS 1)
Term: First Term
Week: 1
Age: 15 years
Duration: 45 minutes
Subject: Food and Nutrition
Curriculum Theme: Food and Nutrition
Previous Lesson: .
Topic: Introduction to Foods and Nutrition
Subject Matter: Definition of nutrition, importance of human nutrition for good health, factors affecting food and nutrition (availability, income, season, ignorance, storage facilities), advantages of preservation, disadvantages of preservation.

Specific Objectives

By the end of the lesson, pupils should be able to:

Cognitive Domain:

Define nutrition.
State the importance of human nutrition for good health.
List factors affecting food and nutrition.
Mention advantages of food preservation.
Identify disadvantages of food preservation.

Affective Domain:

Appreciate the importance of good nutrition for overall well-being.
Value the role of food preservation in reducing wastage.

Psychomotor Domain:

Participate in a simple demonstration of food preservation.
Record key information from the lesson in their notebooks.

Collaborate effectively during class discussions.

Reference Materials

The following resources were used in planning this lesson:

9 Years Basic Education Curriculum for Senior Secondary School.
State Unified Scheme of Work for Food and Nutrition, SSS 1.
Food and Nutrition for Senior Secondary Schools by E.O. Okorie.

Instructional Materials

The teacher will teach this lesson with the aid of:

Flipchart pictures of well-nourished families.
Flipchart pictures of malnourished families.
Food preservation materials for practical demonstration (e.g., salt, sugar, sun-drying materials, fresh food items).
Whiteboard or chalkboard and markers/chalk.

Rationale for the Lesson

Understanding nutrition helps pupils make informed food choices that support their health and growth. This lesson also introduces them to how food availability and preservation methods impact their daily food intake and overall well-being, which is important for practical living.

Prerequisite/Previous Knowledge

Pupils should have basic knowledge of different food types and their importance, acquired from their Junior Secondary School (JSS) Basic Science and Home Economics lessons.

Lesson Content/Board Summary

Introduction to Foods and Nutrition

Definition of Nutrition

Nutrition is the process by which living organisms obtain and utilize food for growth, repair, and maintenance of the body.

Importance of Human Nutrition for Good Health

Good nutrition is important for:

Proper growth and development.
Maintaining a healthy immune system to fight diseases.
Providing energy for daily activities.
Repairing worn-out tissues.
Enhancing mental alertness and academic performance.

Factors Affecting Food and Nutrition

The following factors can affect food and nutrition:

Availability: The presence and accessibility of food in a particular area.
Income: The financial resources available to purchase nutritious food.
Season: The time of year, which affects the availability and cost of certain foods.
Ignorance: Lack of knowledge about balanced diets and healthy eating practices.
Storage Facilities: The availability and quality of methods to store food, preventing spoilage and wastage.

Food Preservation

Food preservation refers to various methods used to keep food from spoiling, thereby maintaining its quality, nutritional value, and safety for a longer period.

Advantages of Food Preservation

Food preservation offers the following benefits:

Reduces food wastage by extending shelf life.
Ensures food availability during off-seasons.
Allows for the transportation of food over long distances.
Provides variety in diet throughout the year.
Saves money by allowing bulk purchase and storage.

Disadvantages of Food Preservation

Some disadvantages of food preservation include:

Loss of some nutrients (e.g., vitamins) during processing.
Changes in the taste, texture, or appearance of food.
High cost of equipment or ingredients for certain preservation methods.
Risk of contamination if not done properly.
Some methods may add undesirable chemicals or preservatives.

Teaching Methods/Instructional Techniques

Discussion, Lecture, Demonstration, Question and Answer, Visual Aids

Instructional Procedures

Step 1: Introduction

Time: 5 minutes
Teaching Skill: Set Induction
Teacher’s Activity: The teacher greets the pupils and asks them to name some foods they ate for breakfast. The teacher then asks what happens to food if it is not eaten or stored properly.
Pupils’ Activity: Pupils respond to the questions and share their experiences.
Learning Point: Pupils are introduced to the concepts of food and its importance, and the problem of spoilage.

Step 2: Definition of Nutrition

Time: 8 minutes
Teaching Skill: Explanation/Definition
Teacher’s Activity: The teacher defines nutrition and explains its meaning using simple terms. The teacher emphasizes that nutrition is about how the body uses food.
Pupils’ Activity: Pupils listen attentively, ask questions for clarity, and write down the definition in their notebooks.
Learning Point: Pupils understand the definition of nutrition.

Step 3: Importance of Human Nutrition for Good Health

Time: 7 minutes
Teaching Skill: Elaboration/Discussion
Teacher’s Activity: The teacher leads a discussion on why good nutrition is important, showing flipchart pictures of well-nourished and malnourished families to illustrate the points. The teacher lists the importance on the board.
Pupils’ Activity: Pupils participate in the discussion, observe the pictures, and contribute ideas on the benefits of good nutrition. They copy the points from the board.
Learning Point: Pupils understand the benefits of good nutrition for overall health.

Step 4: Factors Affecting Food and Nutrition

Time: 7 minutes
Teaching Skill: Brainstorming/Listing
Teacher’s Activity: The teacher asks pupils what factors can make it difficult for people to eat well or get enough food. The teacher guides them to mention factors like availability, income, season, ignorance, and storage facilities, listing them on the board.
Pupils’ Activity: Pupils brainstorm and identify various factors, contributing their ideas to the discussion. They copy the factors from the board.
Learning Point: Pupils identify various factors that influence food and nutrition.

Step 5: Advantages of Food Preservation

Time: 6 minutes
Teaching Skill: Explanation/Demonstration
Teacher’s Activity: The teacher introduces the concept of food preservation. The teacher then discusses and lists the advantages of preserving food, using simple examples or a quick demonstration (e.g., showing how salt can preserve fish).
Pupils’ Activity: Pupils listen, observe the demonstration, and discuss how preservation helps. They write down the advantages.
Learning Point: Pupils understand the benefits of preserving food.

Step 6: Disadvantages of Food Preservation

Time: 5 minutes
Teaching Skill: Discussion/Analysis
Teacher’s Activity: The teacher guides pupils to think about any negative aspects or challenges associated with food preservation. The teacher lists the disadvantages on the board.
Pupils’ Activity: Pupils contribute to the discussion, identifying potential drawbacks of preservation methods. They copy the disadvantages.
Learning Point: Pupils recognize the drawbacks of food preservation.

Step 7: Evaluation/Review

Time: 5 minutes

Teaching Skill: Questioning/Assessment

Teacher’s Activity: The teacher evaluates the learning by asking the following questions:

Define nutrition in your own words.
State three reasons why good human nutrition is important.
Mention any two factors that can affect food and nutrition.
List two advantages of food preservation.

Pupils’ Activity: Pupils answer orally and in writing.

Learning Point: Pupils demonstrate understanding of the lesson.

Step 8: Conclusion

Time: 2 minutes
Teaching Skill: Summarization/Assignment
Teacher’s Activity: The teacher summarizes the key points of the lesson, reiterating the importance of good nutrition and food preservation. The teacher assigns homework: “Find out two traditional methods of food preservation practiced in your community.”
Pupils’ Activity: Pupils listen to the summary and copy down the homework.
Learning Point: Pupils consolidate their learning and prepare for future topics.

Lesson Keywords

Nutrition – The process of obtaining and using food for growth and health.
Malnutrition – A condition caused by not eating enough healthy food or eating too much unhealthy food.
Preservation – Methods used to keep food from spoiling.
Availability – The state of being able to be obtained or found.
Income – Money received, especially on a regular basis, for work or through investments.
Season – A period of the year characterized by particular conditions of weather.

Differentiation

For pupils who grasp concepts quickly, the teacher can encourage them to research specific types of preserved foods and their nutritional changes. For pupils needing more support, the teacher can provide simplified notes or pair them with peers for collaborative learning and discussion.

Note for teachers using this lesson plan

Teachers should ensure the practical demonstration of food preservation is simple, safe, and relevant to locally available materials. Encourage pupils to share personal experiences with food preservation from their homes or communities to make the lesson more engaging and relatable.