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1 a )
i ) Not enough drinking water
ii ) No feed or decreased feed intake
iii ) Low calcium in the feed
iv ) Newcastle disease ( NCD)
v ) Infectious bronchitis ( IB )
vi ) Poor management
1 b )
i ) Mouth
ii ) Small intestines
iii ) Large intestines
1 c )
i ) For food production e. g milk and meat
ii ) They are used as source of power in the farm .
iii ) They serve as source of hides .
iv ) They serve as source of income to farmers
v ) They provides raw materials for industry .
vi ) Their horns are used for decoration .
1 d )
i ) Poultry Eggs are used for food
ii ) They serve as raw materials for industry
iii ) They serve as source of income for farmers.
iv ) it serve as garden aid
v ) It is a cure for the common hangover
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6 a )
Animal improvement is a complex
process which involves modification of the genotype and the environment in an harmonious fashion .
6 bi )
the bringing into the farm or a country high quality breeds of livestock with a high productive capacity and other good desirable characteristics from another farm or country .
6 bii )
- Advantage -
i ) Breeds which are not originally present in the home country are introduced .
ii ) It leads to the absence of pests and diseases .
iii ) It enhance greater productivity .
- Disadvantage-
i ) It may introduce new disease to the area .
ii ) It may introduce new pests to the area .
iii ) It may not perform maximally.
6 ci )
progeny Selection is the process of picking or selecting from a mixed population, those animals with breeding value as parents.
6 cii )
i ) It ensures that only the best naturally available animals are selected.
ii ) Animals with desirable characteristics are selected.
iii ) Animals with undesirablecharacteristics are detected and rejected .
iv ) Animals from best breeds are bred for distribution .
v ) It also reduced the spread or parasites associated with breeding stocks .
6 d )
i ) It is easier and less expensive than natural mating. Since the farmer is saved the expense of maintaining a herd or male animal .
ii ) It is easier and cheaper to import the semen of exotic breeds rather than the male animals themselves .
iii ) It is possible to service many female of different size leading to the production of many offspring .
5 a )
i ) Carbohydrates serve as source of energy in animal body .
ii ) Carbohydrate functions as Hormone in animals .
iv ) Carbohydrate functions as Antigen in animals .
iv ) Carbohydrate functions as framework in animal body .
5 b )
i ) Nose and Nasal Cavity .
ii ) Lung
iii ) Trachea .
iv ) Bronchi and Bronchioles .
5 c )
i ) Allergic Rhinitis and Enzootic Nasal Granuloma in animals .
ii ) Sinusitis in animals .
5 di )
Exhalation is the flow of the respiratory current out of the organism .
5 dii)
Inhalation is the process of breathing in,
taking air and sometimes other substances into the lungs.
5 diii )
Peristalsis is a series of wave - like muscle contractions that moves food to
different processing stations in the digestive tract .
5 div )
Ovulation is when an egg moves from the ovaries into the fallopian tubes and is ready for fertilization .
5 dv )
rumination is the way that animals eat , storing their partially - digested food in a special stomach called a rumen , to be brought back up later and chewed more thoroughly .
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