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EyeBall

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

1 part of the eye where light is refacted and bent.

a)

Cornea

b)

Pupil

c)

Retina

d)

Optic Nerve

2.

The Corneas first part of the eyes allows light to be

a)

bend

b)

light in

c)

refracted and bend

d)

to see through

3.

The part of the eye the is the opening of the blackcicle

a)

Color

b)

Cornea

c)

Iris

d)

Pupil

4.

The pupil is the opening of the eyes that is known as the

a)

white cicle

b)

black circle

c)

red cicle

d)

green circle

5.

The dark place in the pupil that open your eye letting

a)

light in

b)

color

c)

blocking light

d)

rods

6.

the bright place where the pupil closes the eye allowing to

a)

blocking light

b)

letting ligth in

c)

cone

7.

the ----------- gel that holds the lens in place

a)

vitreous humor

b)

iris

c)

melanin

d)

cone

8.

the ------------muscle that controls the opening of the pupil

a)

center

b)

cornea

c)

iris

d)

melanin

9.

the --------- determined by the amount of melanin(pigment)

a)

retina

b)

cones

c)

color

d)

pupil

10.

color is determained by the amount of --------------(pigment )

a)

color

b)

melanin

c)

cones

d)

iris

11.

----------- is where light focuses to a point and images are inverted-upsode down. It covers the entire back of your eye.(thin and tan)

a)

pupil

b)

retina

c)

color

d)

cornea

12.

the retina is where light focuses to a point and images are ------------------------- -. It covers the entire back of your eye.(thin and tan)

a)

color

b)

inverted- upside down

c)

cones

d)

outer eye

13.

animals, area behind the retina mirror - like and allows the animal to

a)

color

b)

blind

c)

see during the day

d)

see at night

14.

------- are concentrated near the center of the retina. There are 6 to 7 million of these cells in the eye and they are responsible for detecting color

a)

cones

b)

tapetum

c)

rods

d)

the brain

15.

cones are when concentrated near the -------- of the retina. There are 6 to 7 million of these cells in the eye and they are responsible for detecting color

a)

before

b)

to the right

c)

center

d)

to the left

16.

cones are concentrated near the center of the retina. There are 6 to 7 million of these cells in the eye and they are responsible for detecting --------

a)

the brain

b)

brightness

c)

melanin

d)

color

17.

------- are located at the outer edge of the retina. There about 120 million of these cells in the eye and they are the most sensitive to light, which makes them good motion detectors and for vision in dim lighting. They are not sensitive to different color.

a)

color

b)

rods

c)

retina

d)

cornea

18.

Rod are located at the ------------ of the retina. There about 120 million of these cells in the eye and they are the most sensitive to light, which makes them good motion detectors and for vision in dim lighting. They are not sensitive to different color.

a)

behinded

b)

outer edge

c)

left

d)

right

19.

----------sends nevers impulses to the brain

a)

color

b)

the brain

c)

optic nerve

d)

center

20.

the optic nerve sends nevers impulses to the

a)

lungs

b)

heart

c)

brain

d)

liver