Functions of Food Nutrients (Primary 4)

 

 

 

HOME ECONOMICS

PREVOCATIONAL STUDIES

FIRST TERM 

WEEK 11

PRIMARY 4

THEME – FOOD AND NUTRITION 

PREVIOUS LESSON – MEANING OF FOOD NUTRIENTS

TOPIC – FUNCTIONS OF FOOD NUTRIENTS 

 

PERFORMANCE OBJECTIVES

By the end of the lesson, the pupils should have attained the following objectives (cognitive, affective and psychomotor) and should be able to –

  1. mention classes of food nutrients.
  2. explain the functions of each food nutrient.

 

 

 

 

INSTRUCTIONAL MATERIALS

The teacher will teach the lesson with the aid of:

  1. Charts on food groups.
  2. Real food items.
  3. Charts on food nutrients, sources and functions.

 

METHOD OF TEACHING – Choose a suitable and appropriate methods for the lessons.

Note – Irrespective of choosing methods of teaching, always introduce an activities that will arouse pupil’s interest or lead them to the lessons. 

 

REFERENCE MATERIALS

  1. Scheme of Work
  2. 9 – Years Basic Education Curriculum
  3. Course Book
  4. All Relevant Material
  5. Online Information

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CONTENT OF THE LESSON  

 

INTRODUCTION 

MEANING OF FOOD 

Foods are solid or liquid substances that gives essential nutrients to the body.

Food nutrients are the essential substances present in the food that help the body to function well.

 

CLASSES OF FOOD NUTRIENTS AND THEIR FUNCTIONS 

Carbohydrates 

Source of carbohydrate – rice, yam, bread, etc.

Carbohydrates 

Source of carbohydrate – rice, yam, bread, etc.

Vitamins

Source of vitamins – fruits like oranges, pawpaw, vegetables, etc.

Fat and oils 

Source of fat and oils – palm oil, groundnut oil, vegetables oil, oily fish, butter, etc

Minerals salt 

Source of minerals salt – Iodised salt, liver, eggs, etc.

Water

Source of water – drinking water, fruits juice and other drinks

 

FUNCTIONS OF FOOD NUTRIENTS 

  1. Carbohydrate supply heat and energy to and play.
  2. Protein build the body and repair body tissue.
  3. Vitamins help to fight against diseases in the body.
  4. Fats and oils  keep the warm and give energy to the body.
  5. Water regulates the temperature of the body.

 

 

 

 

PRESENTATION

  • To deliver the lesson, the teacher adopts the following steps:
  1. To introduce the lesson, the teacher revises the previous lesson. Based on this, he/she asks the pupils some questions;
  2. Discusses the type of food nutrients, sources and their functions with the pupils.
  3. Pupil’s Activities – Participate in discussing the type of food nutrients, sources and their functions with one another.
  4. Provides real food items and chart of the classes of food based on their nutrients.
  5. Pupil’s Activities – Observe the chart on display.
  6. Displays charts and discusses deficiency diseases of nutrients.
  7. Pupil’s Activities – Classify the real food items on display.
  8. Gives a board summary.
  9. Pupil’s Activities – Copy the board summary.

 

CONCLUSION

  • To conclude the lesson for the week, the teacher revises the entire lesson and links it to the following week’s lesson.
  • Next Lesson – Revision, Test and Examination

 

 

 

 

LESSON EVALUATION 

Pupils to attempt all the questions on the 

 

WORK BOOK (ASSIGNMENT) 

 

1. __________________ are substances that gives essential nutrients to the body.

A. Water

B. Food

C. Rice

 

2. _____________________ are the essential substances present in the food that help the body to function well.

 

A. Rice and beans

B. Minerals and vitamins

C. Food nutrients

 

List 6 classes of food nutrients.

 

3. __________________________________________

4. __________________________________________

5. __________________________________________

6. __________________________________________

7. _________________________________________

8. __________________________________________

Choose from the following options – proteins, vitamins, fats and oils, water, minerals and carbohydrate to complete the following sentences.

 

9. _____________________ supply heat and energy to and play.

10. _____________________ build the body and repair body tissue.

11. _____________________ help to fight against diseases in the body.

12. _____________________ keep the warm and give energy to the body.

13. _____________________ regulates the temperature of the body.

 

 

 

 

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