General Knowledge Questions

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'.

Being a well know scientist,(A)/he was invited to deliver(B)/a lecture on artificial intelligence.(C)/No error(D)

Any undesirable change in physical, chemical or biological characteristics of air, land, water or soil is called?

In the following list of devices which device is used in network layer?

Which nation will host the Summer Olympics in the year 2020?

Who among the following has been awarded the 'Rajiv Gandhi Khel Ratna Award' for the year 2016?

Which of the following metals displaces Iron from Iron Chloride?

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Burn the midnight oil

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 earliest credible evidence of coffee-drinking or knowledge of the coffee tree (1)/ appears in the middle of the fifteenth century (2)/ as evident from the accounts of Ahmed al-Ghaffar in Yemen. (3)/ No error (4)