Class 7 Science MCQs - Chapter 5
Dispersion of Light Quiz Questions and Answers PDF - 31
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Dispersion of Light Questions & Answers PDF Download: MCQ Quiz 31
MCQ 151: An example of object that uses concave lenses, is
- contact lenses
- telescope
- spectacles
- microscope
MCQ 152: The lens in our eye can change its thickness due to
- muscles connection
- brain power
- will power
- living cells
MCQ 153: The number of cone cells in an eye is
- 2 million
- 4 million
- 6 million
- 8 million
MCQ 154: We can see things because they
- absorb light
- reflect light
- create light
- stimulate the photons of light
MCQ 155: We see different colors on screen because dots change their
- colors
- brightness
- sharpness
- size
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