The geographical location of India provides its vast diversity in climatic
conditions. This has led to a variety of
vegetation and life forms along with
advantages for growing many kinds of crops.
Its long coast line and location in the Indian
Ocean enables trade routes as well as fishing.
In class IX, you had read about latitudes
and longitudes and the question of time and
travel. From your atlas, examine the Indian
longitudinal extension.
For India the central longitude 82°30` E is taken as Standard
Meridian which passes near Allahabad. This is the reference for Indian Standard
Time (IST) and this is 5½ hours ahead of Greenwich Mean Time (GMT)