EASY
8th CBSE
IMPORTANT
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The coloured, disc-shaped diaphragm in the eye is called the .(iris/lens)

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Important Questions on Light and Vision

EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 12 - Light and Vision>Exercises>Q D
A person suffering from _____ cannot see nearby objects clearly.
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 12 - Light and Vision>Exercises>Q D
The leading cause of blindness is _____.
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 12 - Light and Vision>Exercises>Q D
The set of colours formed on splitting of white light is called the _____ of white light.
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 12 - Light and Vision>Exercises>Q E
Reflection from an irregular surface
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 12 - Light and Vision>Exercises>Q E
In reflection of light, the angle of incidence
EASY
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 12 - Light and Vision>Exercises>Q E
In multiple reflections from two plane mirrors
MEDIUM
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 12 - Light and Vision>Exercises>Q E
The iris
MEDIUM
8th CBSE
IMPORTANT
Basic Science for Class 8>Chapter 12 - Light and Vision>Exercises>Q F

Below each item in the first column write the letters from the other two columns to match.

1. Dispersion of light A. Reflection m. Is formed on the retina
  B. Refraction n. Is laterally inverted
2. Image formed in the eye   o. Light is split into its component colours
    p. Is of the same size as the object.
3. Image formed by a plane mirror   q. Is very small
    r. Is upside down