Consider the following: 
1. Cattle
2. Buffalo
3. Mithun
4. Yak
Which of the above is / are classified as Milch animals? 

Answer: [A] Only 1 & 2

Bovine population refers to the population of Cattle, Buffalo, Mithun and Yak. This stands at 299 million. Out of them, Cows and Buffaloes are called milch animals.

This question is a part of GKToday's Integrated IAS General Studies Module