1. A smooth shining surface, which rebounds the light back in same or in different direction, is called

2. Beam of light striking the reflecting surface is called

3. Band of seven colours is called

4. Front balged part of the eyeball is called

5. Which one of the following statements is correct regarding rods and cones in the human eye?

6. In case of reflection of light, the angle of incidence (i) and the angle of reflection (r) are related as

7. Name the type of mirror used as a backview mirror.

8. Visually impaired people can read and write using

9. The image formed by a camera and a simple microscope are respectively

10. What is the angle of incidence of a ray if the reflected ray is at an angle of 90° to the incident ray?