Answer:
There are different types of forest in the physical regions of Nepal because Nepal has many different elevations.
Step-by-step explanation:
The physical geography of Nepal is complex because there are many different elevations. The growth of different kinds of vegetation is very sensitive to changes in elevation, therefore, there is a great variety of different types of forests and different ecosystems in a country like Nepal. There are sub-alpine, temperate, and even tropical forests in Nepal. The tropical zones (below 1000 m) are located in the Terai and the Shiwalik (Churia) hills.