The Human Eye Worksheet
A science worksheet for Grade 7 students focusing on the structure and function of the human eye.
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The Human Eye Worksheet
Name:
Date:
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Read each question carefully and answer to the best of your ability. Refer to the diagram of the human eye provided.
1. Which part of the eye is responsible for controlling the amount of light that enters the eye?
Cornea
Iris
Retina
Lens
2. 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
3. The transparent outer layer at the front of the eye is called the .
4. The changes shape to focus light on the retina.
5. The nerve transmits electrical signals from the retina to the brain.
6. The pupil is the colored part of the eye.
True
False
7. Rods and cones are types of photoreceptor cells found in the retina.
True
False
8. Briefly explain how the eye focuses on objects at different distances.
9. Describe the difference between rods and cones in the retina.
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