Previous Year Questions

Question :

In the following question, a blank is given, indicating that something is missing. From the given options, choose the one that provides the correct word to be filled in the blank, thereby making the sentence grammatically and contextually correct.

One of the innovations was to ____________a multibeam sonar instrument - similar to technology commercial fishers use to spot a prizewinning catch - to repeatedly map the topography of the glacier's face from a safe distance.