Understanding the Eye and Its Components
Interactive Video
•
Biology, Science
•
6th - 10th Grade
•
Practice Problem
•
Hard
Lucas Foster
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of the sclera in the eye?
To focus light onto the retina
To nourish the cornea
To control the size of the pupil
To hold the eye's structure together
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which part of the eye is responsible for controlling the amount of light that enters?
Iris
Cornea
Retina
Lens
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of the lens in the eye?
To nourish the cornea
To control the size of the pupil
To focus light onto the retina
To hold the eye's structure together
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the vitreous humor primarily composed of?
Bone
Fat
Blood
Collagen and water
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
As you age, what change occurs in the vitreous humor?
It decreases in volume
It increases in volume
It becomes more liquid
It becomes more solid
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main role of the aqueous humor in the eye?
To provide nutrients to the cornea
To focus light onto the retina
To control the size of the pupil
To hold the eye's structure together
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the cornea receive the oxygen it needs?
From the vitreous humor
Through the sclera
Through blood vessels
From the gas dissolved in tears
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