Limitation of Senses Quiz
Preview:
We should read in dim lights
A. TRUE
B. FALSE
A man can see the near objects clearly but cannot see distant objects clearly. Which type of lens should be used to correct his vision?
A. Concave lens
B. Convex lens
C. Cylindrical lens
D. No need any lens
Deafness is one of the limitation of hearing. Which of the following tool is suitable to solve the problem?
A. Spectacles
B. Magnifying glass
C. Hearing aid
D. Braille
What is an optical illusion?
A. A really cool drawing.
B. A picture of something you can’t explain.
C. Something that tricks your mind and your eyes into believing something is happening when it really is not.
D. It is something similar to a landscape.
Which vision defect is related to the diagram?
A. Short-sightedness
B. Long-sightnedness
C. Astigmatism
D. Normal vision
E. Blind vision
Why blind people can read Braille easily using fingertips?
A. Fingertip has thin epidermis
B. Fingertip has no epidermis
C. Fingertip has thick epidermis
D. Fingertip has very few touch receptors
Which type of lens is used for the spectacles shown?
A. Concave lens
B. Convex lens
C. Cylindrical lens
D. None of the above
Choose the correct statement about astigmatism.
A. Astigmatism can be corrected using bifocal lense.
B. Seeing part of an object clearer than the rest of the object
C. This defect is caused by the uneven curvature of the retina or eye lens.
D. Objects appear blurry because the image is focused in front of the retina.
The phenomenon happens is
A. Optical illusion
B. Blind spot
C. Astigmatism
D. Long-sightedness
E. Short-sightedness
Near objects appear blurry for a person who suffers long-sightedness because the image is focused ________ the retina.
A. at the side
B. away from
C. in front of
D. behind
What type of lens is used in magnifying glass?
A. Concave lens
B. Convex lens
C. Cylindrical lens
D. None of the above
People who cannot hear watch our lip movements to understand what we say. this is called ____________
A. mouth reading
B. lip reading
C. brain reading
A person has vision defect and corrected by cylindrical lens. Which of the following causes him to have such vision defect?
A. Eyeball is too long
B. Eye lens is too thin
C. Cornea is not spherical
D. All of the above
People who are visually challenged use the __________ script for reading
A. Lewis
B. Braille
C. Marcus
Name the optical device
A. telescope
B. microscope
C. binocular
