Which of the following is not associated with Iris?

(1) Ciliary bodies form it

(2) Pigmented and transparent

(3) Visible colored part of the eye

(4) Present in anterior part of eye

Subtopic:  Basic Anatomy of Human Eye: 1 (OLD NCERT) | Basic Anatomy of Human Eye (OLD NCERT) |
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Eye-Lens is not

(1) Transparent

(2) Crystalline

(3) Held in place by tendons attached to the ciliary body

(4) Both A and C

Subtopic:  Basic Anatomy of Human Eye: 1 (OLD NCERT) | Basic Anatomy of Human Eye (OLD NCERT) |
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Pupil of human eye has not which of the following properties?

(1) In front of the lens

(2) The aperture surrounded by the Iris

(3) Diameter of the pupil is regulated by collagen fibres of Iris

(4) All of these

Subtopic:  Basic Anatomy of Human Eye: 1 (OLD NCERT) | Basic Anatomy of Human Eye (OLD NCERT) |
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Retina:

Which of the following is wrong with respect to Retina?

(1) Innermost layer of eye

(2) Three layers of neural cells

(3) Ganglion is outermost cell

(4) Rods and Cones are the photoreceptors over there

Subtopic:  Basic Anatomy of Human Eye (OLD NCERT) |
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The neural cells of Retina of eye are-.      

a. Bipolar cell

b. Ganglion cell

c. Photoreceptor cells

Arrange them in order from inside to outside.

(1) bca

(2) abc

(3) bac

(4) None of these

Subtopic:  Human Eye: Adaptation (OLD NCERT) |
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Which of the following is true regarding photoreceptor cells?

(1) Have light-sensitive glycoproteins

(2) Photopic vision is a function of rods

(3) Scotopic vision is a function of cones

(4) Color vision is a function of cones

Subtopic:  Human Eye: Adaptation (OLD NCERT) |
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The rods contain

(1) A purplish red protein called the rhodopsin or visual purple

(2) A yellow red pigment called leutopsin or visual yellow

(3) A brown yellow pigment called rhodopsin or visual brown

(4) Both A and B

Subtopic:  Human Eye: Adaptation (OLD NCERT) |
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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) |
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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) |
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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) |
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