Download App

Human Eye and Colourful World — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceHuman Eye and Colourful World1 Mark
MCQ
When light rays enter the eye, most of the refraction occurs at the.
  • A
    Crystalline lens.
  • B
    Outer surface of the cornea.
  • C
    Iris.
  • D
    Pupil.
✓

Answer

  1. Outer surface of the cornea.

Explanation:

Most refraction in the eye occurs when light rays travel through the curved, clear front surface of the eye (cornea). The eye's natural lens also bends light rays.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q-[Phy-1M]" from Human Eye and Colourful World→Human Eye and Colourful World — all question types→Science STD 10 question papers→CBSE Board STD 10 question papers→CBSE Board question paper generator→

Similar questions

The real image formed by a concave mirror is smaller than the object if the object is:
  1. Between centre of curvature and focus.
  2. At a distance greater than radius of curvature.
  3. At a distance equal to radius of curvature.
  4. At a distance equal to focal length.
→
Which of the following is used as a moderator in the reactor of a nuclear power station?
  1. Liquid sodium.
  2. Boron.
  3. Graphite.
  4. Carbon dioxide.
→
The refractive index of water is:
→
Which statement is wrong from the following?
→
A student traces the path of a ray of light through a triangular glass prism for different values of angle of incidence. On analysing the ray diagrams, which one of the following conclusions is he likely to draw?
→
A ray of light passes from glass into air. The angle of refraction will be:
  1. Equal to the angle of incidence.
  2. Greater than the angle of incidence.
  3. Smaller than the angle of incidence.
  4. 45°
→
The wire having a black plastic covering is a:
→
The human eye possesses the power of accommodation. This is the power to:
→
The substance having infinitely high electrical resistance is called:
→
A beam of white light falls on a glass prism. The colour of light which undergoes the least bending on passing through the glass prism is:
→