What is the aim of animal breeding?

The word 'livestock' includes

State the role of heredity and historical background.

In which city of Gujarat is the Amul dairy located?

For how many years has the dairy industry been developed as a business (in $years$)?

Identify the incorrect statements from the following:
$(i)$ Increasing milk production capacity is an objective of animal breeding.
$(ii)$ Breeds of each domesticated animal show variation in their characteristics.
$(iii)$ The progeny obtained through inbreeding is directly considered a hybrid.
$(iv)$ $A$ mule is the result of mating between two different species.
$(v)$ Inbreeding increases the possibility of the accumulation of harmful recessive genes.