Explanation

(a)(I) Uses of specimens I and J

Specimen I (Wheelbarrow) -

• For transporting farm inputs e.g. seeds, seedlings, feeds, fertilizer around a farm
• For transporting farm produce e.g. harvested crops, animal produce
• For carrying farm tools and working materials around a farm
• For carrying farm refuse out of the farm

Specimen J (File) -

• For sharpening blade of farm tools
• For smoothening rough surfaces of farm implements

(iI) General ways of maintaining specimens I (Wheelbarrow) and J (File) -

• Clean after use/wash and dry after use
• Replace worn-out parts
• Store/keep in cool, dry place
• Paint/greases to prevent rusting of metal parts
• Keep wooden handle away from termites

(b) (i) Botanical names of crops from which specimens K(Palm oil) and L (Cotton lint) were obtained

• Specimen K: Elaeis guincensis
• Specimen L: Gossypium spp/ Any specific species

(ii) Steps involved in the traditional method of producing specimen K( Palm oil) -

• Boil the fruits
• Pound the boiled fruits in a mortar
• Add water to the mixture
• Stir the mixture vigorously
• Wash and remove the fibre/nuts
• Separate the oil from water by floatation
• Boil the crude liquid
• Separate the oil from water
• Re-heat the oil to eliminate any trace of water by evaporation

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