Exams

Number of Sigma and Pi bonds in benzene, respectively is

_____ is produced from incomplete burning of fuels such as petrol and diesel.

The sum of two digits of a number is 10. If the digits are interchanged, then its value increases by 18. Find the number.

Punched card is also called

If 3:27 :: 5:?

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'.

The professor recently describes 1500 tests (1)/ in which blind people passed with greater (2)/ ease than those who could see! (3)/ No error (4)

Concentration of water vapour in troposphere is

In the following question, select the missing number from the given series.47, 44, 40, 37, ?, 30