The process of mating among closely - related individuals is known as

Murrah, mehasana, nagpuri are the breeds of _____________ .

Pebrine is a disease of

The breeds of cattle are  ________________.        

The silkworm silk is the product of

Spiti is a breed of     

The process of elimination of profitable birds from a flock, is called

Which of the following is a bio-fuel?

Which of the following bacteria is utilized in gobar gas plant?

The scientific name of zebu is __________ .