Parts of the Eye Worksheet
Anatomy and function of the human eye for Grade 8 science students.
Includes
Standards
Topics
Parts of the Eye
Name:
Date:
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Read each question carefully and answer to the best of your knowledge. Refer to the diagram of the human eye to help you identify the different parts.
Use the diagram below to answer the following questions.
1. Label the following parts on the diagram above:
a. Cornea
b. Iris
c. Pupil
d. Lens
e. Retina
f. Optic Nerve
2. Which part of the eye is responsible for controlling the amount of light that enters the eye?
Cornea
Pupil
Retina
Lens
3. What is the function of the retina?
To focus light onto the pupil
To protect the front of the eye
To convert light into electrical signals
To produce tears
4. The is the transparent outer layer at the front of the eye that helps to focus light.
5. The colored part of the eye is called the .
6. The changes shape to focus light onto the retina.
7. The optic nerve transmits electrical signals from the eye to the brain.
True
False
8. Rods and cones are types of cells found in the iris.
True
False
9. Explain how the pupil and iris work together to control the amount of light entering the eye.
10. Describe the path light takes from the outside world to the optic nerve.
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