2025 NECO Agricultural Science Practical Question & Answer Now Available

NECO 2025 AGRICULTURAL SCIENCE PRACTICAL ANSWERS

(1a)
A (Burdizzo): Has strong, metallic jaws with blunt edges.
B (File): Has a flat or round surface with rough, ridged or serrated teeth.
C (Manure Drag): Has a broad metal blade or pronged frame with a long handle.

(1b)
(i) Restrain the animal properly to prevent movement.
(ii) Locate the spermatic cords by palpation within the scrotum.
(iii) Position the Burdizzo over the cord and clamp it for a few seconds to crush the cord without cutting the skin.

(1c)
Scalpel

(1d)
(i) Cutlass
(ii) Hoe
(iii) Axe

(1e)
Disc blades

(1f)
(i) Rake
(ii) Harrow
(iii) Garden fork

(1g)
The metal blade or joint

(2a)
(i) Hard and coarse-textured surface.
(ii) Usually grey, pink, or light-colored with visible mineral grains.
(iii) Heavy and compact in structure.

(2b)
(i) Used in constructing farm structures (e.g., buildings, bridges).
(ii) Used for making gravel for road construction.
(iii) Used as a foundation material for agricultural equipment installations.

(2c)
Calcium

(2d)
(i) Dolomite
(ii) Gypsum
(iii) Limestone

(2e)
(i) Sand
(ii) Gravel

(2f)
(i) Dry the soil sample completely before analysis.
(ii) Pass the soil sample through a series of sieves with different mesh sizes to separate particles.
(iii) Weigh and record the amount of soil retained on each sieve for particle size distribution determination.

(3a)
G: Cola nitida
H: Ipomoea batatas

(3b)
G:
(PICK ANY ONE)
(i) Beverage crop
(ii) Medicinal crop
(iii) Religious/ritual crop
(iv) Cash crop
(v) Export crop
(vi) Stimulating crop (contains caffeine)
(vii) Socio-cultural crop

H:
(PICK ANY ONE)
(i) Root/tuber crop
(ii) Food crop (consumed by humans)
(iii) Livestock feed (vines used for animal feed)
(iv) Cash crop
(v) Industrial crop (used in starch/flour production)
(vi) Energy crop (high in carbohydrates)
(vii) Subsistence crop

(3c)
(PICK ANY TWO)
(i) Used in traditional and cultural ceremonies
(ii) Chewed as a stimulant due to its caffeine content
(iii) Used in religious and spiritual rituals
(iv) Given as a sign of respect or welcome in African culture
(v) Used in herbal medicine for treating fatigue and headaches
(vi) Used in the production of caffeine-based drinks and energy supplements
(vii) Used for commercial purposes as an export crop

(3d)
G: Seed (nut)
H: Vine cuttings or stem cuttings

(3e)
(PICK ANY ONE)
(i) Sweet potato weevil
(ii) Whiteflies
(iii) Aphids
(iv) Cutworms
(v) Root-knot nematodes
(vi) Grasshoppers
(vii) Leaf beetles

(3f)
G:
(PICK ANY THREE)
(i) Cocoa
(ii) Coffee
(iii) Tea
(iv) Tobacco
(v) Guarana
(vi) Yerba mate
(vii) Energy nut

H:
(PICK ANY THREE)
(i) Cassava
(ii) Yam
(iii) Cocoyam
(iv) Irish potato
(v) Beetroot
(vi) Carrot
(vii) Turnip