EASY
10th CBSE
IMPORTANT
Earn 100
Most of the refraction of light rays entering the eye occurs at the outer surface of the . (Retina / Cornea)
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Important Questions on The Human Eye and The Colourful World
EASY
10th CBSE
IMPORTANT
The part of eye sensitive to light is _____.
EASY
10th CBSE
IMPORTANT
Fill in the blank with the correct option provided in the bracket.
The part of the eye which alters the size of the pupil is _____. (iris/cornea/ciliary muscle)
EASY
10th CBSE
IMPORTANT
When light is dim, the pupil becomes _____(large/small).
EASY
10th CBSE
IMPORTANT
The iris controls the amount of _____ entering the eyes.
EASY
10th CBSE
IMPORTANT
The ciliary muscles control the shape of _____. (eye lens/pupil)
MEDIUM
10th CBSE
IMPORTANT
To bring light from a distant object to a focus on the retina of the eye, the convex eye-lens needs to be made _____.
(Choose from: thicker / thinner.)
EASY
10th CBSE
IMPORTANT
To bring light from a near object to a focus on the retina of the eye, the eye-lens needs to be made _____.
(thinner / thicker)
MEDIUM
10th CBSE
IMPORTANT
Why is a normal eye not able to see clearly the objects placed closer than ?
