The Santa Gertrudis breed of cattle is an example of which type of hybridization?

In cows,normally $X$ egg$(s)$ is/are produced per cycle,and after treatment with Follicle Stimulating Hormone $(FSH)$,$Y$ egg$(s)$ is/are produced.

Select the appropriate option regarding the animals between which outcrossing is performed.

Hisardale is a new breed of sheep developed in Punjab by a breeding technique in which a superior male of one breed is mated with a superior female of another breed. Identify the breeding technique from the options given below.

Cross breeding:
$I$. Refers to the cross of a superior male of one breed with a superior female of another breed.
$II$. It helps to accumulate the desirable genes of the two breeds into a progeny.
$III$. The progeny may be used for commercial production.
Which of the statements given above are correct?

Which of the following brings harmful recessive genes to the surface?