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Question
Differentiate between members of the following pair with reference to what is asked in the bracket.
Night blindness and colour blindness (sensory cells which cannot function properly).
Distinguish Between
Solution
| Night blindness | Colour blindness |
| Individuals with impaired rod cells experience night blindness and cone cells. | A lack of functioning cone cells in the retina causes colour blindness. |
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Some Common Defects of the Eye
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RELATED QUESTIONS
Name the eye defects caused due to each of the following:
| Cause | Eye defect | |
| (a) | Lens turns opaque | ______ |
| (b) | Uneven curvature of the cornea | ______ |
| (c) | Deficiency of vitamin A | ______ |
| (d) | Lens loses its flexibility | ______ |
| (e) | Eye ball lengthens from front to back | ______ |
| (f) | Lens becomes too flat | ______ |
