The word 'livestock' includes

In India and China,what is the approximate percentage of the world's total livestock population?

Match the following breeding methods in Column-$I$ with their definitions in Column-$II$:

Column-$I$	Column-$II$
$(a)$ Mating of closely related individuals within the same breed.	$(1)$ Cross breeding
$(b)$ Mating of animals of same breed but having no common ancestors on either side for $4-6$ generations.	$(2)$ Interspecific hybridization
$(c)$ Mating of animals of two different species.	$(3)$ Out-crossing
$(d)$ Breeding of animals belonging to different breeds.	$(4)$ Inbreeding

Which of the following is $NOT$ an objective of animal breeding?

If desirable traits (genes) are accumulated,what increases?

$A$: Fish meal is a rich source of protein for cattle and poultry.
$R$: Fish meal is prepared from the non-edible parts of fishes such as tails,fins,and bones.