What is the primary function of humus in soil?

Select the most appropriate option to substitute the highlighted segment. If no substitution is required select 'No substitution'.

Select the option that best expresses the meaning of the bold phrase/group of words.

Even though G-20 countries had disagree on some issues, they ended their summit on a amicable note. 

Select the most appropriate option that can substitute the underlined segment in the  given sentence.

I have been waiting from two hours.

Select the option that can be used as a one-word substitute for the given group of words.

The inability to obtain adequate sleep

The power or right to make judgments about the law, to arrest and punish criminals, etc.

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

 Among the given alternatives, find the word which can be the best substitute for the given sentence.

Honor or fame given for some achievement