Questions

Which phenomenon is responsible for the echo of sound wave?

What is the current reverse repo rate of RBI? 

Radish is a

Out of the four alternatives, choose the one which can be substituted for the given words/sentences and click the button corresponding to it.

An animal that lives in groups

In each of the questions, four alternatives are given for the Idiom/Phrase. Choose the alternative which best expresses the meaning of the Idiom/Phrase and click the button corresponding to it.

Hope against hope

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

The room was cleaned.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

Kiling of birds

Select the word with the correct spelling.