Human Eye and Colourful World [NSO Level 1- Science Olympiad (SOF) Class 10]: Questions 7 - 10 of 60
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Question 7
Question MCQ▾
Read the given statements and mark the correct option
Statement 1: The band of seven colors formed when a beam of white light is passes through a glass prism is called dispersion of light.
Statement 2: The splitting of white light into seven colors on passing through a transparent medium is called spectrum of white light.
Choices
Choice (4) | Response | |
---|---|---|
a. | Only statement 2 is correct | |
b. | Only statement 1 is correct | |
c. | Statement 1 and 2 are incorrect | |
d. | Statement 1 and 2 are correct |
Passage
Direction: Observe the following diagram and answer the question below
Question 8 (1 of 4 Based on Passage)
Question MCQ▾
Astigmatism usually causes vision to be
Choices
Choice (4) | Response | |
---|---|---|
a. | Cannot see nearby objects clearly and distinctively | |
b. | Not able to see nearby objects comfortably and clearly | |
c. | Blurred or distorted to some degree at all distances | |
d. | All of the above |
Question 9 (2 of 4 Based on Passage)
Question MCQ▾
Symptoms of uncorrected astigmatism are
Choices
Choice (4) | Response | |
---|---|---|
a. | Eyestrain | |
b. | Headaches | |
c. | Especially after reading | |
d. | All a., b. and c. are correct |
Question 10 (3 of 4 Based on Passage)
Question MCQ▾
Astigmatism usually is caused by
Choices
Choice (4) | Response | |
---|---|---|
a. | Reduction in the curvature of the lens | |
b. | Decrease in the length of the eyeball | |
c. | Irregularly shaped cornea | |
d. | Question does not provide sufficient data or is vague |