In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
Mountain climbing
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Four words are given, out of which only one word is spelt correctly. Choose the correctly spelt word and click the button corresponding to it.
A person famous and respected within a particular sphere.
Instrument for measuring blueness of the sky or ocean is called ___________.
Photosynthesis in plants takes place in
The form of power structure in which power effectively rests with a faction of persons or families is called
Which of the following is a free encyclopedia, written collaboratively by the people who use it?