This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 11 Light – Quiz 32 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 11 Light Quiz 32 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Light is form of A) Electric bulb. B) Candle. C) Sun. D) Energy. Show Answer Correct Answer: D) Energy. 2. The image which is obtained on a screen A) Upright. B) Impression. C) Virtual image. D) Real image. Show Answer Correct Answer: D) Real image. 3. Objects that give out light are A) Luminous. B) Non-luminous. C) Opaque. D) None of the above. Show Answer Correct Answer: A) Luminous. 4. A mirror ..... an image of an object. A) Reflects. B) Signals. C) All the above. D) None of the above. Show Answer Correct Answer: A) Reflects. 5. The ..... is the hole in the centre of the iris. Light enters the eye through this hole. A) Pupil. B) Optic nerve. C) Lens. D) Retina. Show Answer Correct Answer: A) Pupil. 6. Which of the following is a man made source of light? A) A book. B) A car. C) A torch. D) A poster. Show Answer Correct Answer: C) A torch. 7. How do we see an object? A) Light reflects off the object and into our eyes. B) Light travels from our eyes and reflects off the object. C) Light reflects off our eyes and enters the object. D) The object produces its own light. Show Answer Correct Answer: A) Light reflects off the object and into our eyes. 8. Blue+red= (a) A) A. magenta. B) Yellow. C) All the above. D) None of the above. Show Answer Correct Answer: A) A. magenta. 9. What is the point where the reflected rays of light meet? A) Centre of curvature. B) Aperture. C) None of the above. D) None of the above. Show Answer Correct Answer: C) None of the above. 10. Coloured part of human eye A) Pupil. B) Iris. C) Cornea. D) Retina. Show Answer Correct Answer: A) Pupil. 11. The colour of light which is deviated the least by prism in the spectrum of white light is? A) Violet. B) Green. C) Yellow. D) Red. Show Answer Correct Answer: A) Violet. 12. During a thunderstorm, Sanjay saw lightning and then heard thunder 5s later.Why did he see the lightning before he heard the thunder A) Sound travel faster than light. B) Light travel faster than sound. C) He would have seen the thunder and lightning at the same time. D) There is no reason. Show Answer Correct Answer: B) Light travel faster than sound. 13. Adrian is observing a piece of white paper. His eye perceives the paper to be white because his eye is receiving what kind of light? A) Light in all the colors of the visible spectrum. B) Light mostly at the ultraviolet end of the spectrum. C) Light mostly at the infrared end of the spectrum. D) Light the paper produces when heated by the Sun. Show Answer Correct Answer: A) Light in all the colors of the visible spectrum. 14. A band of seven colours formed when white light passes through a transparent medium is called A) Dispersion of light. B) Refraction of light. C) Reflection of light. D) Spectrum of light. Show Answer Correct Answer: D) Spectrum of light. 15. Which of the following is not produced in the light reaction? A) Oxygen. B) ATP. C) Sugar. D) None of the above. Show Answer Correct Answer: C) Sugar. 16. A blue dish appears blue because it A) Absorbs blue light. B) Absorbs white light. C) Reflects white light. D) Reflects blue light. Show Answer Correct Answer: D) Reflects blue light. 17. A material that allows most of the light that strikes it to pass through, but through which objects appear blurry A) Transparent. B) Translucent. C) Opaque. D) None of the above. Show Answer Correct Answer: B) Translucent. 18. A smooth shining surface, which rebounds the light in the same or in different directions, is called ..... A) A mirror. B) A lens. C) Reflection of light. D) Point of incidence. Show Answer Correct Answer: A) A mirror. 19. What happens to light as it passes through a lens? A) It is reflected. B) It is refracted. C) It is absorbed. D) It is divided. Show Answer Correct Answer: B) It is refracted. 20. In which of the following condition concave mirror forms a virtual image? A) When an object is placed at C. B) When an object is placed at F. C) When an object is placed at 2C. D) When an object is placed in between F and P. Show Answer Correct Answer: D) When an object is placed in between F and P. 21. Candle and oil lamps are ..... sources of light. A) Non-luminous. B) Opaque. C) Artificial. D) Natural. Show Answer Correct Answer: C) Artificial. 22. All of the colors in white light are visible when white light is ..... A) Transmitted. B) Reflected. C) Absorbed. D) Refracted. Show Answer Correct Answer: D) Refracted. 23. Formation of rainbow is due to A) Reflection. B) Refraction. C) Dispersion. D) Reflection, refraction, dispersion. Show Answer Correct Answer: D) Reflection, refraction, dispersion. 24. Where does light dependent specifically occur? A) Thylakoid membrane of the grana. B) Stroma of the chloroplast. C) Mitochondria. D) Nuclear membrane. Show Answer Correct Answer: A) Thylakoid membrane of the grana. 25. What does the law of reflection say? A) The angle of incidence equals the angle of reflection. B) All waves incident on a mirror are reflected. C) Waves incident on a mirror are partially reflected. D) The angle a ray is reflected from a mirror is random. Show Answer Correct Answer: A) The angle of incidence equals the angle of reflection. ← PreviousNext →Related QuizzesClass 7 Science Chapter 11 Light Quiz 1Class 7 Science Chapter 11 Light Quiz 2Class 7 Science Chapter 11 Light Quiz 3Class 7 Science Chapter 11 Light Quiz 4Class 7 Science Chapter 11 Light Quiz 5Class 7 Science Chapter 11 Light Quiz 6Class 7 Science Chapter 11 Light Quiz 7Class 7 Science Chapter 11 Light Quiz 8Class 7 Science Chapter 11 Light Quiz 9Class 7 Science Chapter 11 Light Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books