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true or false. [1 M]

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18 questions · timed · auto-graded

Question 81 Mark
The choroid prevents the internal reflection of light and protects the light sensitive inner parts of the eye.
Answer
True
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Question 161 Mark
State whether the following statements are true or false: The moon is an illuminated object.
Answer
True.Explanation:
Moon is a non-luminous object. It does not have light of its own, it reflects the light of sun and it is an illuminated object.
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Question 171 Mark
State whether the following statements are true or false: Diffuse reflection means the failure of the laws of reflection of light.
Answer
False.Explanation:
Diffuse reflection does not mean the failure of laws of reflection of light. Diffused reflection is caused by the irregularity of a surface.
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Question 181 Mark
State whether the following statements are true or false: In a kaleidoscope, a pattern seen once can never be seen again.
Answer
True. Explanation: The pattern once seen through the eye hole can never be seen again in a kaleidoscope. The mirrors in the tube and the colored glass pieces continuously make different patterns.
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true or false. [1 M] - Science STD 8 Questions - Vidyadip