Forest gaurd || Letest Questions GK @|| Special GK Gujarat Forest gaurd Requirements

In the following questions, three classes are given. Out of the four figures that follows, you have to find the figure that best depicts the relation amongst the three given classes Forests, Earth, Mountains

The giant squirrel Ratufa indica occurs along the west coast. The population living in Gujarat (dry deciduous forests ) has a yellow fur , population from Maharashtra (moist deciduous forests ) has light brown fur , that form Mysore (semi-evergreen forests) deep-brown and from Kerala (wet evergreen forests ) chocolate -brown fur. (a)Account for the difference in their fur colour. (b)How would you explain that they belong to the same species ?