Question

Fill in the blanks:

3. _________________ and _____________________ are the examples of aids useful for visually impaired persons.

4. _______________ is the part of human eye that could be drawn analogous to the film used in old cameras.

Answer 1

Answer:

1. non- optical aids and optical aids are the example of aids useful for visually impaired persons.

2. Iris is the part of human eye that could be drawn analogous to the film used in old cameras.

Explanation:

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