Choose the correct Hindi translation of the following word from the given options:
 Circular 

Which fibre is used for making bristles of brushes.

What are the functions of Information Technology?

What does our digestive system consist of?

Acid and water are mixed in a vessel A in the ratio of 5:2 and in vessel B in the ratio 8:5. In what proportion should quantities be taken out from the two vessels so as to form a new mixture in which the acid and water will be in the ratio of 9:4?

Select the most appropriate synonym of the given word.
Occlude

Select the most appropriate synonym of the given word.
Laborious

The given sentence contains a grammatical error. Identify the segment that contains the error.

They could be pass their exams if they studied harder.