Geography
Answer
| S. No. | Greenwich Mean Time | Indian Standard Time |
|---|---|---|
| 1. | The local time of zero degree meridian which passes through the Royal Astronomical Observatory at Greenwich, is known as Greenwich Mean Time. | The longitude of 82 1/2°E is the central meridian of India which passes through Allahabad. Its local time is known as Indian Standard Time. |
| 2. | It is taken as International Standard Time. | Its local time is the standard time for India. |