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2016 Neco Animal Husbandry Answers

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2016 Neco Animal Husbandry Answers

Animal Husbandry 
1-10: DDCBAEBCEA 
11-20: DACCBCCADC
21-30: EDDCDBDEAA 
31-40: EEEEBEAEBC



(1ai)
-Cattle
-Fowl

(1b)
TABULATE
Inhalation:
-Sternum moves forward
-Diaphragm contracts and flattens out
-Intercostal muscles contract thus raised
Exhalation:
-Sternum moves backward
-Diaphragm relaxes and returns to its dome shape
-Intercostal muscles relax and the ribs are lowered

(1c)
-Scrotum: It protects the testes
-Seminal vesicle: It involved in the production of fluid that makes up the semen

(1d)
-The vulva becomes large,red and swollen
-Frequent urination and tail shaking
-There is undue noise making or bellowing

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(4a)
-It results in the production of pure breeds (in-breeding)
-Offspring grows more rapidly and is more economical to rear
-It helps to concentrate and preserve specific qualities in an animal
-Offspring produced can withstand variation within the environment
-Crossing or mating of superior animals from two different breeds produces an offspring that is superior to the average of either plant

(4b)
-It brings about reduction in the transmission of veneral and infectious diseases
-It makes it possible to use the best male animal to a large extent
-It is possible to service many females of different sizes leading to the production of many offspring
-The semen of a good bull can still be used long after the death of the bull
-It allows for the testing of offspring of a particular individual within relatively short period of time












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