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(a) Define the term animal improvement. (b) Explainbrieflythe following terms as used ...

(a) Define the term animal improvement.

(b) Explain briefly the following terms as used in animal improvement:

cross breeding;
out-breeding.


(d) Complete the table below:
Farm animal Name of mature female Gestation period (days) Sheep …………………… …………………….. Pig …………………… …………………….. Rabbit …………………… ……………………..
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    Correct Answer: Option
    Explanation:
    (a) Definition of animal improvement:
    It refers to means/techiques of developing/breeding/producing animals of better traits/characters over the existing ones /parents
    OR
    It is a means/technique of introduction/selection/breeding of animals with better/outstanding traits/character/genes/allele over the existing ones

    (b) of the terms;
    Cross breeding;

    It is the mating of proven quality animals from
    different breeds but the same species e.g. Muturu x White Fulani.
    It leads to production of heterosis/hybrid vigour

    Out breeding;

    It is the mating of unrelated animals of the same breed
    It recovers certain traits that may have been lost due to other breeding methods.
    New traits are introduced in the offspring/young ones


    (d) Completion of the table
    Farm animal Name of mature female Gestation period (days) Sheep Ewe 140-150 Pig Sow 113-115 Rabbit Doe 28-32

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