The West African Examinations Council WAEC Animal Husbandry Questions Answers 2021 Objective and Theory Update.
ANIMAL HUSBANDRY OBJ:
ANIMAL HUSBANDRY ESSAY ANSWER 2021
Brooding is defined as the management of chicks which involves the natural or artificial provision of heat and other necessary care to chicks until they are about six weeks old
(i) Proper sanitation
(ii) Ensuring of adequate light
(iii) Adequate feeding
(iv) Medication and vaccination
(i) Blood loss which, if substantial, can lead to anaemia and death.
(ii) It causes diarrhoea which, if severe, can lead also to death.
(iii) It reduces appetite of farm animals, resulting in debilitated animals that are more susceptible to other diseases.
(iv) Internal parasites often interfere with digestion and assimilation of food, causing poor growth.
(i) Avoid grazing high risk pastures
(ii) Avoid co-grazing
(iii) Regular faecal samples should be taken from sheep to determine the liver fluke burden on the farm
Artificial insemination is the process of collecting sperm cells from a male animal and manually depositing them into the reproductive tract of a female.
(i) There is no need of maintenance of breeding bull for a herd; hence the cost of maintenance of breeding bull is saved.
(ii) It prevents the spread of certain diseases and sterility due to genital diseases
(iii) It increases the rate of conception
(iv) It helps in maintaining the accurate breeding records.
Scalding: This is the process of treating carcasses with hot water or steam to loosen the hair or feather in the follicle to aid their removal.
Singeing: This is a major process by which fur on the skin of the animals are removed making the hide of the carcass ready for consumption and also evoke flavors in the meat which are acceptable to the consumer.
Evisceration: This is a method of autotomy involving the removal of internal organs used by animals as a defensive strategy.
[Pick Any FOUR] (i) Media/advertiser
(iv) Co-operative society
(v) Market boards
[Pick Any Five] (i)Researching function
(iv)product development and management function
(vi)Risk bearing function
(i) Dung stage
(ii) Pasture stage
(iii) Host stage
[pick any two] (i)Selection
(i)Keep provision for the entrance of fresh air.
(ii)Provide clean, fresh water for the birds at least twice daily.
(iii)Adjust the temperature as per the requirement of the chicks.
(iv)Daily inspect the condition of birds and their faces for any sort of abnormality.
(v)Keep the brooder in such a place that cold wind and rain does not get in.
Deworming is the getting rid or expelling of parasitic worms within the birds’ system by giving the birds anthelmintic drugs like dewormer.
(ii)Culling is the identification and removal of birds that do not possess the qualities for giving enough benefit in return for their culture.
(iii)Debeaking is the partial removal of the beak of poultry to avoid cannibalism.
(iv)Delousing is defined as the use of any Physical or chemical means to get rid of lice.
(ii)Feather loss (unless birds are going through a natural moult).
(iv)Dull and/or closed eyes
(i) It serves as a source of income
(ii) It generates high-quality food products such as meat, egg, milk, cheese
(iii) It generates employment opportunities
(iv) It can help a country to generate foreign exchange earnings through the export of livestock products.
[Pick Any SIX] (i) Mouth
(v) Small intestine
(vii) Large intestine
[Pick Any TWO] (i) It helps in absorption of food eg: Small intestine
(ii) It helps in secretion of digestive enzymes
(iii) Stomach as part of alimentary canal secretes gastric juice containing hydrochloric acid which destroys harmful bacteria in the stomach.
[Pick Any FOUR] (i) Liver helps with bile production
(ii) Excretion of bilirubin, cholesterol and hormones
(iii) Metabolism of fats, proteins, and carbohydrates.
(iv) It helps in enzyme activation.
(vi) Storage of glycogen, vitamins, and minerals.
(vii) Synthesis of plasma proteins, such as albumin, and clotting factors
(viii) Blood detoxification and purification
(i) Liver fluke
[Piick Any TWO] (i) Goat has four-compartment stomach while rabbits have a monogastric digestive system
(ii) Goat posseses reticulum while it is absence in a rabbit
(iii) Goat has rumen while rabbit does not.