The Human Eye

Q. This part of the eye carries the message from your eye to the part of your brain that controls vision. 

• Cornea

• Optic Nerve

• Retina

• Pupil

Q. The vitreous humor is a liquid inside of your eye.  When light passes from the lens into the vitreous, the light changes medium.  What happens to light because of this medium change? 

• Light is transmitted.

• Light is reflected.

• Light is refracted.

• Light is absorbed. 

Q. In Dim Light, your pupil will be

• Bigger

• Smaller

• Same

• none of the above

Q. What is a Cataract

• Shortening of the eyeball

• Double vision

• Clouding of the lens

• Cornea has too little curvature

Q. The air layer of the atmosphere whose temperature is less than the hot layer behave as optically

• denser medium

• rarer medium

• inactive medium

• either denser or rarer medium

Q. When light rays enter the eye, most of the refraction occurs at the

• Pupil

• Iris

• outer surface of the cornea

• Retina

Q. A student sitting on the last bench can read the letters written on the blackboard but is not able to read the letters written in his textbook. Which of the following statements is correct?

• The near point of his eyes has receded away.

• The near point of his eyes has come closer to him.

• The far point of his eyes has come closer to him.

• The far point of his eyes has receded away.

The Following Diagram tell us about -

• Hyperopia

• Myopia

• Structure of a eye

• None of the above

Q.  A clear, flexible structure that makes an image on the eye's retina. The _______________ is flexible so that it can change shape, focusing on objects that are close up and objects that are far away.

Q. What do you call the coloured part of your eye?