Dispersion of Light Multiple Choice Questions 31 PDF Download

Learn dispersion of light MCQs, grade 7 online science test 31, concave lens multiple choice questions and answers. Concave lens revision test has science worksheets, helping answer key with choices as telescope, contact lenses, spectacles and microscope of multiple choice questions (MCQ) with concave lens quiz as an example of object that uses concave lenses, is for competitive exam prep, viva interview questions. Free science study guide to practice concave lens quiz to attempt multiple choice questions based test.

MCQs on Dispersion of Light Quiz PDF Download Worksheets 31

MCQ. An example of object that uses concave lenses, is

  1. contact lenses
  2. telescope
  3. spectacles
  4. microscope


MCQ. The lens in our eye can change its thickness due to

  1. muscles connection
  2. brain power
  3. will power
  4. living cells


MCQ. The number of cone cells in an eye is

  1. 2 million
  2. 4 million
  3. 6 million
  4. 8 million


MCQ. We can see things because they

  1. absorb light
  2. reflect light
  3. create light
  4. stimulate the photons of light


MCQ. We see different colors on screen because dots change their

  1. colors
  2. brightness
  3. sharpness
  4. size