The mesosphere gets progressively colder with altitude.
Two columns are given in each question and each column has three parts of a sentence. Choose the most suitable pair, which makes a grammatically correct...
Match the phrases in Column 1 with the phrases in Column 2.
In each of the following questions, two columns are given containing three sentences/ phrases each. A sentence or phrase from the first column may or m... Choose the combination that completes the sentence.
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