Which is the warmest layer of the atmosphere?
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What is the mean temperature of Earth?
Equal day/night in both hemispheres is on ________.
Who was the first Speaker of Lok Sabha?
P, Q, R, S and T are standing in a line. P is taller than S but shorter than Q. T is shorter than S but taller than R. Who is the second tallest of them all?
If Sinθ = √3/2 and 0°<θ<90°, then the value of tan(θ-15°) is
If cosec∅+sin∅cosec∅-sin∅=53 then the value of sin∅is equal to
Which film was awarded the Best Film on Social Issues in the National Film Awards in 2017?