(a) (i) Differentiate between intensive system and extensive system of livestock management.
(ii) State five disadvantages of keeping livestock on free range system.
(b) State six ways in which ornamental plants are important.
(ii) State five disadvantages of keeping livestock on free range system.
(b) State six ways in which ornamental plants are important.
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Correct Answer: Option
Explanation:
(a)(i) Difference between intensive system and extensive system of livestock management
Intensive system of livestock management is a system in which livestock are kept under confinement at a high stocking rate with adequate provision for housing, feeding and health care
Whereas
Extensive system of livestock management is a system in which livestock are kept at low stocking rate with little or no provision for housing, feeding and health care.
(ii) Disadvantages of keeping livestock on free range system
Exposes animals to infectious diseases.
Exposes animals to predators.
Difficulty in keeping records for individual animals.
Exposes animals to pests.
Feeding cannot be controlled.
Breeding programme cannot be planned.
Exposes animals to thieves.
Animals dissipate energy in search of food and water.
Characterized by slow growth rate and productivity.
Exposes animals to environmental hazards and accidents.
(c) Ways in which ornamental plants are important
Source of foreign exchange
Source of income
Source of employment
Used to beautify the environment
Used in landscaping
Promote tourism
Serve as wind break
Some have medicinal value
Used to demarcate boundaries
Used for marking avenues
Used for educational/research purposes
Used for visual screening or concealing views to provide privacy
Some ornamental plants are edible/used as food for humans/animals
Leguminous ornamental plants fix nitrogen into the soil
Some ornamental plants produce fragrance which give pleasure to people
Help to reduce night blur on major roads to prevent accidents in the night
Used in bouquets, garlands and wreaths
The flowers of some ornamental plants are used in the preparation of dyes
(a)(i) Difference between intensive system and extensive system of livestock management
Intensive system of livestock management is a system in which livestock are kept under confinement at a high stocking rate with adequate provision for housing, feeding and health care
Whereas
Extensive system of livestock management is a system in which livestock are kept at low stocking rate with little or no provision for housing, feeding and health care.
(ii) Disadvantages of keeping livestock on free range system
Exposes animals to infectious diseases.
Exposes animals to predators.
Difficulty in keeping records for individual animals.
Exposes animals to pests.
Feeding cannot be controlled.
Breeding programme cannot be planned.
Exposes animals to thieves.
Animals dissipate energy in search of food and water.
Characterized by slow growth rate and productivity.
Exposes animals to environmental hazards and accidents.
(c) Ways in which ornamental plants are important
Source of foreign exchange
Source of income
Source of employment
Used to beautify the environment
Used in landscaping
Promote tourism
Serve as wind break
Some have medicinal value
Used to demarcate boundaries
Used for marking avenues
Used for educational/research purposes
Used for visual screening or concealing views to provide privacy
Some ornamental plants are edible/used as food for humans/animals
Leguminous ornamental plants fix nitrogen into the soil
Some ornamental plants produce fragrance which give pleasure to people
Help to reduce night blur on major roads to prevent accidents in the night
Used in bouquets, garlands and wreaths
The flowers of some ornamental plants are used in the preparation of dyes