IMPORTANCE AND FACTORS AFFECTING HUMAN NUTRITION.

 Subject: 

Food and Nutrition

Term:

FIRST TERM

Week:

WEEK 6

Class:

SS 1

Topic:

Factors affecting human nutrition. 

 

Previous lesson: 

The pupils have previous knowledge of

 MILK AND MILK PRODUCTS

that was taught as a topic in the previous lesson

 

Behavioural objectives:

At the end of the lesson, the learners will be able to

  • say the meaning and importance of human nutrition
  • give examples of various factors affecting human nutrition.

 

Instructional Materials:

  • Wall charts
  • Pictures
  • Related Online Video
  • Flash Cards

 

 

Methods of Teaching:

  • Class Discussion
  • Group Discussion
  • Asking Questions
  • Explanation
  • Role Modelling
  • Role Delegation

 

Reference Materials:

  • Scheme of Work
  • Online Information
  • Textbooks
  • Workbooks

 

Content:

The need for Food. 

The search for food has been the occupation of mankind from the onset. Food is very important to our day to day life.

Food can be defined as what nourishes the body. It is any substance which after consumption, digestion and absorption produces energy, promotes growth, repair body tissues and regulate all body processes.

Food is able to perform all these functions because of the chemicals present in it which is known as nutrients.

The study of these various nutrients in relation to the effect it has on human body is nutrition. Nutrition is therefore is the science of food in relation to health.

Importance of human nutrition   .

  1. Food is important to man
  2. There is strong correlation between good food and intellectual development.
  3. It helps in maintenance of good health.
  4. To know the principles of food processing, food preservation and food preparation.
  5. People that are well fed have more resistance to diseases than those that are poorly nourished.
  6. To know the kind of food that could meet the dietary requirements of different age groups and those under psychological condition.
  7. The proportion of food consumed has positive or negative effect on the body.
  8. It helps to understand the basic knowledge and principles of nutrition.

 

Factors affecting human nutrition include:

  1. Availability of food.
  2. Income.
  3. Food in season.
  4. Ignorance
  5. storage/preservation.
  6. Facilities available.

 

Presentation

The topic is presented step by step

Step 1:

The subject teacher revises the previous topics

 

Step 2.

He introduces the new topic

 

Step 3:

The subject teacher allows the pupils to give their own examples and he corrects them when the needs arise

 

EVALUATION

Objectives :

  1. What are the three main factors that affect human nutrition?____A. Age, gender, and activity level B. Environmental conditions, food availability, and economic status C. Genetics, metabolism, and health status D. Eating habits, lifestyle, and culture
  2.  Which of the following is NOT a factor that can affect human nutrition?A. Food availability B. Economic status C. Metabolism D. Taste buds
  3. How do environmental conditions affect human nutrition? A. By influencing the type and amount of food that is available B. By affecting the way the body processes nutrients C. By determining how much physical activity a person gets D. All of the above
  4.  Which of the following is NOT a factor that can affect food availability? A. climate B. terrain C. rainfall D. income level
  5. How does culture affect human nutrition? A. By influencing what foods are considered acceptable to eat B. By dictating when and how often people eat C. By shaping food preferences and dietary habits D. All of the above

 

 

 Theory 

  1. What is food ?
  2. Mention three importance of food ?
  3. Discuss four factors affecting human nutrition
  4. Explain how income affects human nutrition.

Making Guide 

1. Food is any substance that we eat or drink to nourish our bodies.

2. Three of the most important functions of food are to provide energy, to build and repair tissues, and to regulate body processes

3. The four main factors that affect human nutrition are dietary intake, absorption, metabolism, and excretion.

4. Income can affect human nutrition by influencing the type and quality of food that people are able to purchase. Higher incomes tend to lead to better diets, while lower incomes can lead to poorer diets.

MORE EVALUATION QUESTIONS 

1.What factors influence food choice?

2.How do our eating habits change as we age?

3.What are the consequences of poor nutrition?

4.How does where we live affect our nutritional choices?

5.What is the role of culture in nutrition?.

MARKING GUIDE

1.Some of the main factors that influence food choice include taste, culture, health, convenience, and cost.

2.Our eating habits often change as we age due to changes in our lifestyle, work commitments, and health concerns.

3.Poor nutrition can lead to a number of health problems such as obesity, heart disease, and diabetes.

4.Where we live can play a big role in the type of food we have access to and the nutritional choices we make.

5.Culture plays a significant role in nutrition, with different cultures having different dietary customs and beliefs.

 

Conclusion

The subject teacher wraps up or concludes the lesson by giving out short notes to summarize the topic that he or she has just taught.

The subject teacher also goes round to make sure that the notes are well copied or well written by the pupils.

He or she does the necessary corrections when and where the needs arise.

 

 

Assignment 

Read about career opportunities available in foods and nutrition in preparation for the next lesson

 

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