Human Eye Quiz
Preview:
A student sitting on the last bench can read the letters written on the blackboard but is not able to read / the letters written in his textbook. Which of the following statements is correct?
A. The near point of his eyes has receded away.
B. The near point of his eyes has come closer to him.
C. The far point of his eyes has come closer to him.
D. The far point of his eyes has receded away.
The shape of eye-ball is nearly _________________
A. Elliptical
B. Oval
C. Circular
D. Spherical
Which of the following statement is correct?
A. A person with myopia can see distant objects clearly.
B. A person with hypermetropia can see nearby objects clearly.
C. A person with myopia can see nearby objects clearly.
D. A person with hypermetropia cannot see distant objects clearly.
Myopia may arise due to
A. (a)excessive curvature of the eye lens
B. (b)elongation of the eyeball
C. both (a) and (b)
D. none of these
The person who is suffering from _____________ requires bi-focal lens.
A. (a) Hypermetropia
B. (b) Myopia
C. both option(a) and (b)
D. none of these
The first part of the eye that light hits.
A. lens
B. cornea
C. pupil
D. retina
The part of your eye that gives it its color. It is a muscle that controls the size of your pupil.
A. cornea
B. lens
C. pupi
D. iris
The splitting of white light into its component colours is called
A. refraction
B. reflection
C. dispersion
D. tyndall effect
Least distance of distinct vision for normal eye is
A. 25 cm
B. 50 cm
C. 75 cm
D. infinity
Type of lens used in correction of hypermetropia
A. concave lens
B. reflecting lens
C. bifocal lens
D. convex lens
Band of color in a rainbow, or from a light passing through a prism.
A. Spectrum
B. Space
C. Prism
D. Refraction
What is it called when light bends as it moves from one substance to another?
A. Absorption
B. Reflection
C. Refraction
D. Incidence
phenomena observed in formation of rainbow is……………………
A. dispersion,relection
B. dispersion,refraction,reflection
C. dispersion,refraction,internal reflection
D. dispersion,internal reflection
Reason behind advance sunrise and delayed sunset
A. atmospheric refraction
B. total internal reflection
C. dispersion
D. reflection
What type of lens creates the image seen in the eyeglasses?
A. convex
B. concave
C. reflection
D. plane