Topics: Limitation of Senses Quiz
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
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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