List of top Science Questions on Human Eye and The Colourful World asked in Bihar Board X

Which colour of light scatters more in the atmosphere?
Which of the following has the lowest refractive index?
The amount of light entering the human eye is controlled by:
The radius of curvature of the lens of an eye is controlled by:
A prism is bounded by how many surfaces?
What is the refractive index of diamond?
Which colour has maximum wavelength in visible light?