Classes and Uses of Crops (JSS 1)

 

AGRICULTURAL SCIENCE

PREVOCATIONAL STUDIES

THIRD TERM  

JSS 1

THEME: CONCEPT AND MEDIUM OF AGRICULTURAL PRODUCTION 

TOPIC – CLASSES AND USES OF CROPS 

LEARNING AREA

Classification of Crops based on –

1. Form

2. Life Span

3. Uses

4. Types

 

PERFORMANCE OBJECTIVES 

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

1. identify crop plant forms.

2. classify crops according to forms, life span, uses and types.

3. state the various uses of crops.

 

ENTRY BEHAVIOUR

Yam, orange, etc.

 

INSTRUCTIONAL MATERIALS

The teacher will teach the lesson with the aid of:

1. Specimen of monocotyledonous and dicotyledonous seeds.

2. Crop sample pictures and charts depicting the various classes of crops.

 

 

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

 

CONTENT OF THE LESSON  

CLASSIFICATION OF CROPS BASED ON:

Crops can be classified based on forms, life span. uses and sources of nutrients.

 

A. FORMS  – MONOCOTYLEDONOUS AND DICOTYLEDONOUS 

 

Monocotyledonous is a plant with the seed having only one cotyledon.

Examples of Monocotyledonous – maize, guinea corn, ginger, banana, wheat, palm, onion, garlic, etc.

 

Dicotyledonous is a plant with the seed having only one cotyledon.

Examples of Dicotyledonous – bean, melon, groundnut, potato, tomato, pea, hibiscus, etc.

 

B. LIFE SPAN 

 

ANNUAL CROPS 

These are crop that complete the life cycle within a year. For examples, maize, yam, etc.

 

BIENNIAL CROPS 

These are crop that complete the life cycle within a year. For examples, ginger, pineapple, cassava, etc.

 

PERENNIAL CROPS 

These are crop that complete the life cycle within a year. For examples, cocoa, mango, orange, etc.

 

C. USES OF CROPS

 

1. Food crops

  • Cereals
  • Tubers – yam, cassava and potatoes
  • Pulses
  • Fruits and vegetables – potatoes, tomatoes, and onions.

 

2. Oil crops

  • Palm
  • Soybean
  • Groundnut

 

3. Spices

  • Tomatoes
  • Onions
  • Ginger
  • Chili powder
  • Black pepper
  • Cinnamon

 

4. Beverage

  • Tea
  • Coffee
  • Cocoa

 

5. Fiber crops

  • Cotton
  • Jute
  • Kenaf
  • Hemp
  • Ramie
  • Sisal

 

D. SOURCE OF NUTRIENTS

 

  • Carbohydrates are energy given food and found in food like rice, noodles, bread and other products that have grains.
  • Fats and oils are for growth and function normally and help with tissue growth. They are found in foods like meat, fish, whole eggs, vegetables, nuts.
  • Minerals are Calcium, Iron, Magnesium, Potassium and Zinc. Minerals can be found meat, fish, poultry, grains.
  • Proteins are for growth, maintain or repair tissues and found in food like rice, beans, dairy products, fish, meat, eggs.
  • Vitamins help to regulate and boost immune system of the body. They can be found in almost any product on the Earth.
  • Water support life and needed on regular basis.

 

 

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 students some questions;

2. Guides discussion on various plant forms.

Student’s Activities – Sorts crops into various classes.

3. Displays samples of crops from each of the classes for students to see.

4.. Provides students with different types of crops and ask them to classify based on forms, life span, uses and types.

Student’s Activities – Classify crops according to forms, life span, uses and types.

5. Gives a board summary.

Student’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.

 

LESSON EVALUATION 

Students to:

1. List two crop plant forms.

2. Sort and classify the specimen provided into the plant forms.

3. List two external features of crop plant forms.

4. Classify the displayed crops based on the life span.

5. Match the crop samples with their respective uses.

6. Students to classify crops: maize, beans, water leaf, soyabeans, cassava, pepper, cocoa etc. According to their forms, uses and life span.