Explanation

(i) one major feed nutrient in each of specimens A and E

• A: Mineral
• E: Protein 

(ii) A: Bone is processed as bone meal for livestock feed.

• it is rich in calcium.
• It can be used in the making of shoes.
• Vaccines and hormones are Synthesized from bone.

B:- Horns are used

• for decorations
• Horns can be used to make fertilizer because they are rich calcium and phosphorus
• It can be used tor Livestock feed,
• The animal also use it for fighting

C: Hoof:

• it is used for gum and glue making.
• Source of Income,
• for employment,
• use for room decoration 
• Making of buttons,

(b) (i).WATER ;

• Water is for metabolic and digestion of food
• it is used for dipping/drenching animals against ectoparasite and Washing of anirnals,
• Cleaning of floors pens or for sanitation purposes.,
• water is used for milk and meat processing water is part of the body
• it is used for the maintenance of body temperature
• water is used for irrigation of pasture
• Water is a constituent of milk, egg, and meat.

(ii) two benefits that a farmer would derive if specimen E if included in a crop rotation program.

• Cow pea is a legume it will add nutrients to the soil.
• It will turn atmospheric nitrogen to be available to plant.
• it helps to control soil Erosion.
• It also helps to Conserve soil moisture.

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