Examination on Agricultural Science
Class: Primary 6
Term: First Term
Time: 1 Hour
Total Marks: 70

SECTION A: OBJECTIVES (40 Marks)
Instruction: Answer all questions.

1. ________ is the process of keeping farm produce from spoiling. (a) Harvesting (b) Preservation (c) Cultivation (d) Processing
2. Which of these is NOT a method of preserving farm produce? (a) Smoking (b) Planting (c) Salting (d) Frying
3. The main reason for preserving farm produce is to ________. (a) make it expensive (b) make it rot faster (c) prolong its shelf life (d) throw it away
4. All of these are farm produce except ________. (a) yam (b) fish (c) plastic chair (d) maize
5. Vegetables and fruits can be preserved using the ________ method. (a) smoking (b) refrigeration (c) salting (d) sun-drying
6. Which of the following does NOT prevent contamination of farm produce? (a) Proper handling (b) Preservation (c) Leaving it exposed (d) Packaging
7. An example of farm produce preserved by smoking is ________. (a) yam (b) fish (c) maize (d) tomato
8. The correct step in sun-drying maize is to first ________. (a) cook it (b) harvest and spread it out (c) put it in a fridge (d) salt it
9. ________ helps to reduce the loss of farm produce after harvest. (a) Weeding (b) Tillage (c) Preservation (d) Irrigation
10. Which of the following produce is best preserved by salting? (a) Fresh vegetables (b) Fish (c) Tomatoes (d) Palm oil
11. The method of preserving food by sealing it in airtight containers is called ________. (a) bagging (b) bottling (c) canning (d) frying
12. Which of these is not a reason for preserving farm produce? (a) To retain freshness (b) To increase spoilage (c) To prevent contamination (d) To prolong shelf life
13. The process of preserving tomatoes or fruits in sealed tins is known as ________. (a) bagging (b) bottling (c) canning (d) frying
14. All of these methods generally involve drying except ________. (a) sun-drying (b) smoking (c) refrigeration (d) salting
15. The main reason for refrigerating fresh produce is to ________. (a) cook food (b) keep food hot (c) slow down spoilage (d) add salt
16. Which method of preservation is most suitable for fresh milk? (a) Sun-drying (b) Smoking (c) Refrigeration (d) Salting
17. Yam flour and cassava chips are preserved mainly by ________. (a) frying (b) bottling (c) sun-drying (d) canning
18. The correct step in bottling palm oil is to first ________. (a) boil it (b) refine and pour into clean bottles (c) smoke it (d) salt it
19. Which of these is not commonly preserved by frying? (a) Plantain (b) Yam (c) Akara (d) Maize
20. ________ is a method of preservation that involves adding salt to food. (a) Smoking (b) Salting (c) Frying (d) Canning

SECTION B: THEORY (30 Marks)
Instruction: Answer any THREE questions.

1. (a) What is farm produce preservation? (2 marks)
(b) List any three reasons why farmers preserve their produce. (3 marks)
(c) State two examples of farm produce that can be preserved by sun-drying. (3 marks)
(d) Name one method of preservation suitable for fresh meat. (2 marks)

2. (a) Identify two types of farm produce that can be preserved by smoking. (2 marks)
(b) Explain briefly what happens to farm produce when it is preserved by refrigeration. (3 marks)
(c) State three advantages of preserving farm produce. (3 marks)
(d) Give one example of produce commonly preserved by bottling. (2 marks)

3. (a) Mention two methods of food preservation that involve the use of heat. (2 marks)
(b) Describe the process of salting as a method of food preservation. (3 marks)
(c) List three reasons why it is important to prevent contamination of farm produce. (3 marks)
(d) Name one farm produce that is typically preserved by bagging. (2 marks)

4. (a) What is the main aim of prolonging the shelf life of farm produce? (2 marks)
(b) Give three examples of farm produce that can be preserved by canning. (3 marks)
(c) Differentiate between sun-drying and smoking as preservation methods. (3 marks)
(d) State two benefits of reducing loss of farm produce. (2 marks)

Objective Marking Scheme
Question 1 – ✅ (b) Preservation
Question 2 – ✅ (b) Planting
Question 3 – ✅ (c) prolong its shelf life
Question 4 – ✅ (c) plastic chair
Question 5 – ✅ (b) refrigeration
Question 6 – ✅ (c) Leaving it exposed
Question 7 – ✅ (b) fish
Question 8 – ✅ (b) harvest and spread it out
Question 9 – ✅ (c) Preservation
Question 10 – ✅ (b) Fish
Question 11 – ✅ (c) canning
Question 12 – ✅ (b) To increase spoilage
Question 13 – ✅ (c) canning
Question 14 – ✅ (c) refrigeration
Question 15 – ✅ (c) slow down spoilage
Question 16 – ✅ (c) Refrigeration
Question 17 – ✅ (c) sun-drying
Question 18 – ✅ (b) refine and pour into clean bottles
Question 19 – ✅ (d) Maize
Question 20 – ✅ (b) Salting