WAEC 2021 Animal Husbandry Obj & Essay Question And Answer Now Available

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Animals-Obj!

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ANIMAL HUSBANDRY

(1a)

(i)Keep provision for the entrance of fresh air.

(ii)Provide clean, fresh water in front of 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.

(1b)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.

(1c)

(i)Drooped wings.

(ii)Feather loss (unless birds are going through a natural moult).

(iii)Abnormal droppings.

(iv)Dull and/or closed eyes

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(4a)

(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.

(4bi)

[Pick Any SIX]

(i) Mouth

(ii) Vestibule

(iii) Oesophagus

(iv) Stomach

(v) Small intestine

(vi) Caecum

(vii) Large intestine

(viii) Anus

(4bii)

[Pick Any TWO]

(i) It helps in absortption of food eg: Small intestine

(ii) It helps in secretion of digestve enzymes

(iii) Stomach as part of alimentary canal secretes gastric juice containing hydrochloric acid which destroys harmful bacteria in the stomach.

(4ci)

[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

(4cii)

(i) Liver fluke

(ii) Schistosoma

(4d)

[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.

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(3c)

Addictives are substances added to food to maintain or improve its taste, freshness, texture, appearance and for extra nutrients

(3d)

(i) To control pathogens in animal guts

(ii) To enrich animal feeds

(iii) For preservation

(iv) To help in easy digestibility

(v) To control acid-base balance of feeds

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(5a)

(I) Scalding is the process of treating carcass with hot water or steam for efficient removal of the bristles or feathers by the dehairer/defeatherer.

(II) Singeing of slaughtered animals is a major process by which fur on the skin of the animals are removed making the hide of the carcass.

(III) Evisceration is a method of autotomy involving the ejection of internal organs used by animals as a defensive strategy.

(5b)

(I) Media/advertiser

(II) Producer

(III) Wholesaler

(IV) Importers

(5c)

(I) Know and Acquaint

(II) Yourself With Prospects.

(III) Target the Festive Seasons.

(IV) Leverage on the Power of Networking.

(V) Tell the World via Social Media.

(5d)

(I)Dung stage

(II)Pasture stage

(III)Host stage

(5e)

(I) Introduction

(II) Selection

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