Defects of Vision and Their Correction

Assessment

Defects of Vision and Their Correction

ninja coder

Physics

Grade10

10 Plays

100 Participants

Worksheet

10 Qs

1.
Multiple Choice
1 pts•30 s
Hey, what’s the vision defect where someone can see nearby objects clearly but struggles with faraway ones?
Answer choices
Hypermetropia
Myopia
Presbyopia
Astigmatism
2.
Multiple Choice
1 pts•30 s
Okay, so which lens do you use to fix myopia?
Answer choices
Convex lens
Concave lens
Cylindrical lens
Bifocal lens
3.
Multiple Choice
1 pts•30 s
I’ve heard about hypermetropia. What exactly causes it?
Answer choices
Eyeball is too long
Eyeball is too short
Cornea is too flat
Lens is too thick
4.
Multiple Choice
1 pts•30 s
Can you tell me which lens helps correct hypermetropia?
Answer choices
Concave lens
Convex lens
Plane lens
Concavo-convex lens
5.
Multiple Choice
1 pts•30 s
So, what’s the deal with presbyopia? Who usually gets it?
Answer choices
Children
Teenagers
Older adults
Young adults
6.
Multiple Choice
1 pts•30 s
How do you fix presbyopia if someone’s having trouble reading up close?
Answer choices
Concave lens
Bifocal lens
Cylindrical lens
Plane lens
7.
Multiple Choice
1 pts•30 s
What causes astigmatism in the eye?
Answer choices
Weak eye muscles
Irregular shape of cornea or lens
Loss of lens elasticity
Excessive eye fluid
8.
Multiple Choice
1 pts•30 s
Which type of lens is used to correct astigmatism?
Answer choices
Convex lens
Concave lens
Cylindrical lens
Bifocal lens
9.
Multiple Choice
1 pts•30 s
Why does myopia make distant objects blurry?
Answer choices
Image forms behind the retina
Image forms in front of the retina
Image forms on the cornea
Image does not form at all
10.
Multiple Choice
1 pts•30 s
Alright, what’s the main reason someone with hypermetropia can’t see nearby objects clearly?
Answer choices
Image forms in front of the retina
Image forms behind the retina
Image forms on the lens
Image is scattered