question_answer 24)

  The clear sky appears blue, because (a) blue light gets absorbed in the atmosphere (b) ultraviolet radiations are absorbed in the atmosphere (c) violet and blue lights get scattered more than lights of ail other colours by the atmosphere (d) light of all other colours is scattered more than the violet and blue colour lights by the atmosphere

Answer:

                    (C) The clear sky appears blue is due to Rayleigh scattering of sunlight. The molecules in the air scatter blue light from the sun more than they scatter red light.