(a) Explain briefly three systems of mating in livestock management. [6 mark ] (b) Draw

Explanation

(a) Explanation of systems of mating in livestock management

Stud/hand mating: This invlolves keeping a proven sire in a study where any dam on heat is brought for mating and there after the dam is taken away

Pen mating: A group of female animals on heat are brought in the male's pen for mating Or Pen mating involves one male and several female farm animals

Flock/pasture mating: This is a system in which both the sires and dame are allowed to move together and mate freely

(b) Drawing and labelling of the digestive tract of a hen

(c) Reasons why ornamental plants are important

- Used to beautify the environment

- Used in landscaping

- Used to demarcate boundaries/fencing

- Serve as wind break/shelter belt

- Source of income

- Source of employment

- Used in expressing affection/love e.g. flower

- Promote tourism

- Used for making avenues

- Used for educational research purposes

- Used for bouquets, garlands, wreaths etc.

- The flowers of some ornamental plants are used for preparation of dyes

- Some ornamental plants produce fragrance which gives pleasure to people

- Help to reduce night blur on major roads to prevent accidents in the night

- Leguminous ornamental plants fix nitrogen into the soil

- Some ornamental plants are edible/used as food by humans/animals

- Used for visual screening/concealing views to provide privacy

- Some have medicinal value

- They provide shade

- Source of foreign exchange/revenue to the government through taxation

- Reduce noise pollution