NECO Agricultural Science Practical Mock Exam 2025/2026
Time Allowed: 2 hours
Instruction: Answer all questions. Write your answers in the spaces provided. Ensure you draw and label diagrams where instructed.
Question 1: Agricultural Tools and Equipment – Specimens A to D
(a) Identify Specimens A, B, C, and D.
(b) State two uses of each specimen.
(c) Mention two maintenance practices for Specimen D.
Specimens:
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A: Hand Fork
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B: Garden Fork
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C: Hand Trowel
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D: Knapsack Sprayer
Marking Guide (10 marks)
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Identification: 1 mark each (4 marks)
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Uses: 0.5 mark per correct use (4 marks)
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Maintenance (D): 1 mark each (2 marks)
Question 2: Fertilizers – Specimens E to H
(a) Classify each specimen as organic or inorganic.
(b) Which specimen would best improve acidic soil? Justify your answer.
(c) Write two advantages of using Specimens E and F.
Specimens:
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E: Poultry Droppings
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F: Cow Dung
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G: N.P.K Fertilizer
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H: Lime
Marking Guide (10 marks)
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Classification: 1 mark each (4 marks)
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Justification: 2 marks
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Advantages: 1 mark each (4 marks)
Question 3: Crop Specimens – Specimens I to L
(a) Identify the crop and its type (e.g., cereal, legume, etc.).
(b) Draw and label Specimen K (Maize Cob).
(c) State two economic uses of Specimen J.
(d) Mention two pests or diseases affecting any of the crops.
Specimens:
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I: Onion Bulb
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J: Cassava Tuber
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K: Maize Cob
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L: Groundnut Pod
NECO Agricultural Science Practical Mock Exam 2025/2026
Marking Guide (15 marks)
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Identification and type: 1 mark each (4 marks)
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Drawing of K: 5 marks (proportion, labeling)
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Economic uses: 1 mark each (2 marks)
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Pests/Diseases: 2 marks (1 each)
Question 4: Animal Products and Husbandry – Specimens M to P
(a) Identify Specimens M, N, O, and P.
(b) State the animal source and one use of each.
(c) Which specimen is used as a livestock feed supplement? Explain.
(d) Write one hygienic method of preserving Specimen N and Specimen O.
Specimens:
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M: Fresh Egg
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N: Milk
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O: Honey
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P: Bone Meal
Marking Guide (15 marks)
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Identification: 1 mark each (4 marks)
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Animal Source and Use: 1.5 marks each (6 marks)
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Feed supplement explanation: 2 marks
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Preservation: 1.5 marks (1 mark each)
Answers and Marking Scheme
Answer 1: Agricultural Tools
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A: Hand Fork – loosening soil around plants, weeding.
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B: Garden Fork – turning over soil, breaking clods.
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C: Hand Trowel – digging holes for planting, mixing soil.
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D: Knapsack Sprayer – applying pesticides and foliar fertilizers.
Maintenance for D:
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Wash after use.
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Lubricate moving parts.
Total: 10 marks
Answer 2: Fertilizers
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E: Organic
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F: Organic
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G: Inorganic
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H: Inorganic
NECO Agricultural Science Practical Mock Exam 2025/2026
Improves acidic soil: Specimen H (Lime)
Justification: Lime neutralizes soil acidity, improving pH for plant uptake.
Advantages of E and F:
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Improve soil texture and microbial activity.
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Cheaper and environmentally friendly.
Total: 10 marks
Answer 3: Crop Specimens
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I: Onion – Vegetable
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J: Cassava – Tuber crop
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K: Maize – Cereal
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L: Groundnut – Legume
Drawing of Maize Cob:
Label – Cob, Kernel, Husk (Diagram attached if printed)
Uses of Cassava:
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Food (garri, fufu, starch)
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Animal feed and industrial starch
Pests/Diseases:
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Maize – Stem borer
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Cassava – Mosaic virus
Total: 15 marks
Answer 4: Animal Products
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M: Egg – from poultry – used for food and hatching.
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N: Milk – from cow/goat – used for drinking, yogurt.
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O: Honey – from bees – used as sweetener, medicinal.
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P: Bone Meal – from bones – used as livestock supplement.
Feed Supplement: Specimen P – Bone meal provides calcium and phosphorus.
Preservation:
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Milk: Refrigeration or pasteurization.
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Honey: Store in airtight, dry containers.
Total: 15 marks
Diagram Sample (Question 3b)
Maize Cob
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Labels: Husk, Cob, Kernel, Silk Scar
(To be drawn by student – allocate 1 mark each for proportion, labeling accuracy, completeness, and clarity)
Grand Total: 50 marks
You can double the mark values for NECO’s 100% scale.