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WorksheetsThe Eye
Total questions: 20
Worksheet time: 58mins
Name
Class
Date
1.
What is letter B
a)
Optic nerve
b)
Lens
c)
Cornea
d)
Retina
2.
What is letter E?
a)
Vitreous humor
b)
Retina
c)
Cornea
d)
Optic nerve
3.
What is letter F?
a)
Retina
b)
Pupil
c)
Vitreous humor
d)
Iris
4.
What is letter G?
a)
Sclera
b)
Retina
c)
Lens
d)
Vitreous humor
5.
What is letter H?
a)
Cornea
b)
Optic nerve
c)
Iris
d)
Retina
6.
What is letter I?
a)
Cornea
b)
Lens
c)
Vitreous humor
d)
Optic nerve
7.
Why does your pupil increase in size when you enter a dark room?
a)
To protect the eye
b)
to allow more light to enter the eye
c)
to allow less light to enter the eye
d)
to look like a pirate
8.
What part of the eye are the cones located
a)
Iris
b)
lens
c)
retina
d)
pupil
9.
What part of the eye holds the lens in place?
a)
cornea
b)
ciliary muscles
c)
pupil
d)
retina
10.
When you enter a dark room, what does the pupil do
a)
get larger
b)
get smaller
11.
what is the iris
a)
the colored part of the eye that controls the size of the pupil
b)
Transparent jellylike fluid that fills the eye and refracts light.
c)
Sends messages picked up by the retina to the brain
d)
Hole passes different amounts of light
12.
This part of the eye has photoreceptors called rods and cones. They help us to see color and see at night. It is called:
a)
optic nerve
b)
brain
c)
retina
d)
cornea
13.
This part of the eye focuses light/images onto the retina.
a)
lens
b)
cornea
c)
cones
d)
vitreous humor
14.
This part protects the eye, especially the iris, pupil and lens.
a)
rods
b)
cornea
c)
optic nerve
d)
retina
15.
This part of the eye changes shape to control the amount of light that enters the eye. It is also known as the colored part of the eye. What is it called?
a)
pupil
b)
lens
c)
iris
d)
retina
16.
This part of the eye allows light into the eye.
a)
pupil
b)
optic nerve
c)
sclera
d)
lens
17.
This part of the eye sends messages to the brain
a)
rods
b)
retina
c)
optic nerve
d)
cones
18.
The outer layer of the eye is the ________.
a)
Sclera
b)
Retina
c)
Choroid
d)
Cornea
19.
Photoreceptors that detect Color
a)
Cones
b)
Rods
20.
Photoreceptors that detect gray tones in low light
a)
Rods
b)
Cones
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