physics question... please answer

delon

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just could not answer these questiones, holiday homework, please if anybody could answer :
  • The Intensity of scattered light varies with Wawelength as :
  • A person cannot disntiguish between different colors, this problem is related to : Cornea, Eye Lens, Rods, Cones.
  • For which color the refractive index of glass is maximum : Violet, Red, Yellow, Green.
  • Night blindness in children is due to absence or shortage of : Rods, Cones, Retina, Non of these.
  • Why do chickens wake up early and sleep early.
  • What is the function of aqueous humor and vitreous humor.
please anyboyd if they can answer
 
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