List of top Science Questions on Optics asked in Bihar Board X

Which of the following is the beam of light coming from the Sun?
Which of the following is the imaginary (virtual) image formed in a convex mirror?
Which of the following is the mirror formula?
How does a virtual image look like?
Which of the following is a magnifying glass?
What is light beam? How many types of it are there?
Which of the following controls the size of the pupil?
Which lens is used in nearsightedness (myopia)?
In which lens can both real and virtual images be formed?
How many colours are there in white light?
Which colour of white light bends the least after passing through a prism?
Which of the following mirrors has a positive focal length?
Which of the following is the focal length of a convex mirror whose radius of curvature is 32 cm?