Question

Question 4.
a) Given below is the diagram of human eye and formation of image 01
inside the eye. Answer the following questions.
image of an obje
[5
Write the place where image of the object is being formed and why?
Name the defect of the eye drawn here.
How can this defect be corrected?
What is the difference between presbyopia and cataract?​

Answer 1

Answer:Assuming that you are mentioning about the defect myopia add it is commonly asked...

The answers are as follows:

The image is formed before the yellow spot on the retina

The defect in the diagram maybe myopia

The defect can be corrected using concave lens

The difference between presbyopia and cataract is that presbyopia is a condition affecting older people because of the inflexibility of the lens and is corrected by convex lens whereas cataract is a condition in which the lens turns opaque any the vision is cute down e'en to total blindness and is corrected by removing the lens and by using spectacles with highly convex lens