AGRICULTURAL SCIENCE SECOND TERM E NOTES FOR BASIC FOUR
METHOD OF FARM PRODUCE PRESERVATION CONT.
- Explanatory posters/pictures
- Explanatory videos
Instructional Materials :
- Lagos State Scheme of Work.
- Online Materials.
- Physical and Health Education for Primary Schools
Previous Knowledge :
The pupils have been taught
METHOD OF FARM PRODUCE PRESERVATION
in their previous lesson
At the end of the lesson , pupils should be able to
- say the meaning of preservation
- list the importance of preservation
- write out methods of food preservation
METHODS OF FARM PRODUCE PRESERVATION
The different methods of farm produce preservation are:
- Sun drying
- Sun drying
- Peeled cassava, peeled yam, maize, beans can be preserved by spreading them under the sun. Drying reduce the water content of the food stuff.
Fish and meat can be smoked with coal fire. Smoking dries the meat and fish. These meat and fish can be kept for a long time without getting spoilt.
Adding salt to some food stuffs like meat and fish can preserve them for a short period of time. The salt keeps out germs away from the from the food stuff.
Meat, fish, chicken, plantain, yam and potato can be preserved by frying. Frying removes water from the food items so that it can be kept for a long [period of time.
This is a modern way of preserving food. Food items like eggs, fruits and vegetables can be preserved in the fridge. For longer preservation, meat, fish should be stored in the freezer.
In factories food are processed and canned so that they can be stored for a long time. Such foods include fruits, pepper, tomato, sardine, corned beef and soup. the can is sealed after adding some chemicals called preservatives.
Foodstuffs can be preserved in a bag so that they can be stored for a long time e.g. rice.
Fruit juice can be put in sealed bottles for preservation purposes.
The topic is presented step by step
The class teacher revises the previous topics
He introduces the new topic
The class teacher allows the pupils to give their own examples and he corrects them when the needs arise
- What is food preservation
- State four importance of food preservation
- Methods of preserving food include:
The teacher summarize the lesson. He or she gives out a board summary of the topic as note . He or she goes round to mark and does the necessary corrections
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