Water question bank (Environmental Studies (EVS))

More than a thousand years ago, Al-Biruni, a traveller from Uzbekistan, had described his observations about India. Which of the following observations were recorded in Al-Biruni’s book?
A. People of India are very skilled at making ponds.
B. Horses are used to draw carts in India.
C. Step-wells have separate steps for going up and coming down.
D. Lakes and Johads are built to collect water.
Choose the correct option.

CTET Paper I - Feb 2026 (07 Feb), Q68 (Official PYQ)