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)

The clinical Pathology Reports of two children were as given follows

Aarti : Age - 12 yrs, Female, Haemoglobin - 10.5 g/dL

Naman : Age - 12 yrs, Male, Haemoglobin - 8 g/dL

which one of the following conclusions can be drawn on the basis of the above reports ?

CTET Paper I - Dec 2021 session, 22 Dec 2021 (CBT), Q73 (Official PYQ)