Define atomic weight​

Atomic mass / Atomic Weight  is defined as 1 ⁄ 12 of the mass of a single carbon-12 atom

b brown mice / white sand dunes

common management practices in dairy and poultry farming are: (i) proper shelter facilities and their regular cleaning. (ii) some basic hygienic conditions such as clean water, nutritious food, etc. (iii) animals are kept in spacious, airy, and ventilated place.