Questions

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

I (has been) fortunate to travel with interesting co-passengers

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

To burn the midnight oil

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

I should (has to be) with them tonight.

A decrease in the price level will

Yeast is a ______________

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/Phrase.
Red letter day

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
Killing of one's own child

In unicellular organisms, all functions like digestion, respiration and reproduction are performed by a how many cell(s)?