Questions

Sphalerite is an ore/mineral of

The gas evolved when sodium carbonate reacts with hydrochloric acid is

In the following question, a sentence has been given in Active/Passive voice. Out of four alternatives suggested, select the one, which best expresses the same sentence in Passive/Active voice.

They will advise me about the price of the accessories.

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'.

Students who attempted the questions paper (1)/ have met some of their professors, seeking (2)/ informed answers to these questions. (3)/ No error. (4)

When was the battle of Chillianwala fought?

The age of the father 4 years ago was 8 times the age of his son. At present, the father's age is 4 times that of his son. Find the present age of son.

Gustation refers to the sense of which of the following ?

Which is the most powerful piece in a game of chess?