This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 11 Light – Quiz 26 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 11 Light Quiz 26 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which object can you see through clearly? A) Translucent. B) Transparent. C) Opaque. D) Reflective. Show Answer Correct Answer: B) Transparent. 2. Light is a form of ..... that our eyes see. A) Matter. B) Reflection. C) Energy. D) Force. Show Answer Correct Answer: C) Energy. 3. LIGHT ALWAYS PROPAGATES ALONG A STRAIGHT PATH.THIS PROPERTY IS CALLED A) ABSORBERS OF LIGHT. B) RECTILINEAR PROPAGATION OF LIGHT. C) REFLECTORS OF LIGHT. D) None of the above. Show Answer Correct Answer: B) RECTILINEAR PROPAGATION OF LIGHT. 4. What is the distance between pole (P) and centre of curvature (C) known as- A) Radius of Sphere. B) Principal Focus. C) Radius of Curvature. D) Focal Length. Show Answer Correct Answer: C) Radius of Curvature. 5. When light enters from low density to high density medium, it bends A) Towards the normal line. B) Away from the normal line. C) Moves straight. D) None of the above. Show Answer Correct Answer: A) Towards the normal line. 6. A ..... can illuminate a dark room. A) Candle. B) Book. C) All the above. D) None of the above. Show Answer Correct Answer: A) Candle. 7. The brightness of a light is determined by ..... A) Intensity of light waves. B) Wavelength. C) Air temperature. D) Wave speed. Show Answer Correct Answer: A) Intensity of light waves. 8. Which of the following is demonstrated when light bounces off mirrors or shiny surfaces? A) Scattering. B) Refraction. C) Absorption. D) Reflection. Show Answer Correct Answer: D) Reflection. 9. What is the study of light is called? A) Optics. B) Science. C) Ornithology. D) Zoology. Show Answer Correct Answer: A) Optics. 10. Light is a type of energy that travels as an ..... A) Longitudinal Wave. B) Electric Current. C) Electromagnetic Wave. D) Magnetic Wave. Show Answer Correct Answer: C) Electromagnetic Wave. 11. The direction in which a transverse wave travels is ..... A) The same direction as the disturbance. B) Toward the disturbance. C) From the disturbance downward. D) At right angles to the disturbance. Show Answer Correct Answer: D) At right angles to the disturbance. 12. ..... is the form of energy that helps to see objects. A) Heat. B) Light. C) Wind. D) Electricity. Show Answer Correct Answer: B) Light. 13. ..... is the branch of physics which deals with the phenomenon relating light and vision. A) Optical. B) Optcalius. C) Bestow. D) Optics. Show Answer Correct Answer: D) Optics. 14. MOOM IS LUMINOUS? ..... A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: B) FALSE. 15. What is the meaning of thrilled? A) Angry. B) Excitement. C) Dull. D) Sleepy. Show Answer Correct Answer: B) Excitement. 16. Meaning of transparent A) A ray of bouncing off a mirror. B) To pass through a substance. C) To soak up. D) Material that lets light through but scatters it. Show Answer Correct Answer: B) To pass through a substance. 17. If you are standing 2m away from a plane mirror the distance between you and your image are A) Or. B) World Cup. C) Pcs. D) 8m. Show Answer Correct Answer: B) World Cup. 18. What is the only form of energy we can see? A) Prism. B) Light. C) Mirror. D) None of the above. Show Answer Correct Answer: B) Light. 19. Which among the following visible spectrum will bend the most? A) Red. B) Orange. C) Blue. D) Violet. Show Answer Correct Answer: D) Violet. 20. In order to see a picture it must A) Produce light. B) Reflect light. C) Absorb light. D) None of the above. Show Answer Correct Answer: B) Reflect light. 21. The least distance at which a normal eye can see an object clearly is called the ..... A) Near point of eye. B) Far point of eye. C) Accommodation of eye. D) Persistence of vision. Show Answer Correct Answer: A) Near point of eye. 22. Rays of light bend on entering a pin hole camera A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 23. An object is placed at a distance of 10 cm from a convex mirror of focal length 15 cm. Find the nature, size and position of the image formed. A) V =-6 cmm =-0.6Real & Inverted. B) V = + 6 cmm = + 0.6Virtual and Erect. C) V =-6 cmm =-0.6Virtual and Erect. D) V = + 6 cmm = + 0.6Real & Inverted. Show Answer Correct Answer: B) V = + 6 cmm = + 0.6Virtual and Erect. 24. What happens when light hits an opaque object A) It bounces back. B) It becomes a luminous object. C) It becomes a natural source of light. D) Dispersion of light takes place. Show Answer Correct Answer: A) It bounces back. 25. Light obtained from sun is A) Red. B) Blue. C) White. D) Black. Show Answer Correct Answer: C) White. ← 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