Questions

Deficiency of which vitamin causes night blindness?

What is meant by space tourism?

The study of human evolution indicates that all of us belong to a single species that evolved in

The world's first solar heated military tent was designed and developed by

What is the range of frequencies of sound waves audible to human beings?

A sentence has been given in Direct/Indirect Speech. Out of the four given alternatives, select the one which best expresses the same sentence inIndirect/Direct Speech.

“Bring me a glass of water,” said the saint to his followers.

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If
a sentence is free from error, select 'No Error'.

From the perspective of positive psychology, mental (1)/ health may include an individual's ability to create a balance (2)/ between life activities and efforts to
achieve psychology resilience. (3)/ No error (4)

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

Many countries and States (is debating) a ban on plastic bags or taxing their use.