Light-Visually Challenged Human [CBSE (Central Board of Secondary Education) Class-8 Science]: Questions 1 - 3 of 3
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Question 1
Question MCQ▾
Non-optical aids include:
Choices
Choice (4) | Response | |
---|---|---|
a. | Auditory aids AND Electronic aids | |
b. | Visual aids | |
c. | Touch or tactual aids | |
d. | All a., b. and c. are correct |
Question 2
Question MCQ▾
One of the best known and widely used aids by the visually challenged is the:
Choices
Choice (4) | Response | |
---|---|---|
a. | Braille System | |
b. | Incident ray | |
c. | Regular Reflection | |
d. | None of the above |
Question 3
Question MCQ▾
Optical aids include:
Choices
Choice (4) | Response | |
---|---|---|
a. | Contact lenses | |
b. | Bifocal lenses | |
c. | Tinted lenses | |
d. | All a., b. and c. are correct |