All In One Science

11. Human Eye and The Colourful World

1. Chemical Reactions and Equations
2. Acids, Base and Salts
3. Metals and Non-Metals
4. Carbon and its Compounds
5. Periodic Classification of Elements
6. Life Processes (a) Nutrition
6. Life Processes (b) Respiration
6. Life Processes (c) Transportation
6. Life Processes (d) Excretion
7. Control and Coordination
8. How do Organisms Reproduce?
9. Heredity and Evolution
10. Light: Reflection and Refraction
11. Human Eye and The Colourful World
12. Electricity
13. Magnetic Effects of Electric Current
14. Source of Energy
15. Our Environment
16. Management of Natural Resources
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Mid Term Tests
Post-Mid Term Tests

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Challengers

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Q. 44.1( 9 Votes )

Give the function

Class 10th All In One Science 11. Human Eye and The Colourful World

Answer :

(i) Cornea: The front part of the eye is cornea and it controls and focuses the entry of light into the eye. It also acts as a convex lens and converges most of the light rays entering the eye.

(ii) Iris: The iris automatically adjusts the size of the pupil according to the intensity of light received by the eye. The iris regulates the amount of light entering the eye and falling on the retina.

The diagram is shown below:

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