Rhodopsin

(1) Is a derivative of vitamin A

(2) Has a derivative of vitamin A

(3) Has vitamin A

(4) Is vitamin A

Subtopic:  Human Eye: Adaptation (OLD NCERT) |
From NCERT
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Which of the following lights is not responded by photo pigments which are present in human eye?

(1) Red

(2) Green

(3) Blue

(4) Yellow

Subtopic:  Human Eye: Adaptation (OLD NCERT) |
 88%
From NCERT
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Sensation of white light is produced when

(1) When rodes are stimulated more than cones

(2) When cones are equally stimulated

(3) When rodes are equally stimulated

(4) When cones are stimulated more than rodes

Subtopic:  Human Eye: Adaptation (OLD NCERT) |
 78%
From NCERT
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The point where optic nerve leave and the retinal blood vessels enter it is

(1) A point left to and slightly down the posterior pole of the eyeball

(2) A point medial to and slightly above the posterior pole of eye ball

(3) A point right to and slightly above the posterior pole of eyeball

(4) A point medial to and slightly down the posterior pole of the eyeball

Subtopic:  Basic Anatomy of Human Eye: 1 (OLD NCERT) | Basic Anatomy of Human Eye: 2 (OLD NCERT) | Basic Anatomy of Human Eye (OLD NCERT) |
 68%
From NCERT
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Blind spot is not

(1) Photoreceptor cells are not present in blind spot

(2) Retinal blood vessels enter at that point

(3) Optic nerves leave the eye at this point

(4) Is slightly below the posterior pole of the eyeball.

Subtopic:  Basic Anatomy of Human Eye: 2 (OLD NCERT) | Basic Anatomy of Human Eye (OLD NCERT) |
 68%
From NCERT
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Yellow spot of eye is

(1) At the posterior pole of the eyeball which is lateral to the blind spot

(2) At the anterior pole of the eyeball which is above to the blind spot

(3) At the anterior pole of the durbal which is lateral the blind spot

(4) At the posterior pole of the eyeball which is below the blind spot

Subtopic:  Basic Anatomy of Human Eye: 2 (OLD NCERT) | Basic Anatomy of Human Eye (OLD NCERT) |
 77%
From NCERT
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Macula lutea …a...

Fovea…b....

(1) Yellow spot, dark spot

(2) Yellow spot, pit

(3) Pit, yellow spot

(4) Dark spot, pit

Subtopic:  Basic Anatomy of Human Eye: 2 (OLD NCERT) | Basic Anatomy of Human Eye (OLD NCERT) |
 74%
From NCERT
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Fovea is not

(1) Central pit of yellow spot

(2) Thinned out portion of the retina

(3) Only cones are densely packed here

(4) Visual acuity is least here

Subtopic:  Basic Anatomy of Human Eye: 2 (OLD NCERT) | Basic Anatomy of Human Eye (OLD NCERT) |
 83%
From NCERT
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The greatest resolution or visual acuity is found in

(1) Fovea

(2) Yellow spot

(3) Blind spot

(4) Retina

Subtopic:  Basic Anatomy of Human Eye: 2 (OLD NCERT) | Basic Anatomy of Human Eye (OLD NCERT) |
 87%
From NCERT
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Aqueous humor is found in

(1) The space between cornea and the lens

(2) The space between choroid and lens

(3) The space between retina and lens

(4) The space between sclera and lens

Subtopic:  Basic Anatomy of Human Eye: 1 (OLD NCERT) | Basic Anatomy of Human Eye (OLD NCERT) |
 90%
From NCERT
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