Question

How many types of surveys were carried out during the mapping of India?

• A. Two
• B. Three
• C. Four
• D. Five

Answer 1

Answer:

B. Three

In AD 1800, William Lambton led a survey that started from the southern tip of India for the purpose of mapmaking. Three types of surveys were carried out: the Revenue Survey, the Trigonometric Survey, and the Topographic Survey. The instrument used for the survey was the theodolite.