Human Eye and Colourful World (NSO Level 1- Science Olympiad (SOF) Class 10): Questions 1 - 6 of 60
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Question number: 1
» Human Eye and Colourful World
Question
Twinkling of star because of
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Atmospheric refraction |
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| b. | Dispersion |
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| c. | Reflective |
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| d. | Question does not provide sufficient data or is vague |
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Question number: 2
» Human Eye and Colourful World
Question
The ability of the eye lens to adjust its focal length is known as
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Accommodation |
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| b. | Myopia |
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| c. | Presbyopia |
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| d. | Hypermetropia |
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Question number: 3
» Human Eye and Colourful World
Question
Rainbow is believed to be
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Full circle |
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| b. | Spherical |
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| c. | Hot plasma |
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| d. | All a. , b. and c. are correct |
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Question number: 4
» Human Eye and Colourful World
Question
A long sighted person cannot see objects clearly at a distance less than from his eye. The power of the lens needed to read an object at is
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
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| b. |
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| c. |
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| d. |
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Question number: 5
» Human Eye and Colourful World
Question
The tough outer coat that protects the entire eyeball, that known as
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Choroid |
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| b. | Sclera |
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| c. | Cornea |
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| d. | Retina |
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Question number: 6
» Human Eye and Colourful World
Question
Read the given statements and mark the correct option
Statement 1: The angle between incident ray and emergent ray is known as Angle of deviation (d)
Statement 2: The angle of incidence for which the angle of refraction is is known as critical angle
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | Only statement 1 is correct |
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| b. | Statement 1 and 2 is correct |
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| c. | Only statement 2 is correct |
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| d. | Statement 1 and 2 is incorrect |
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