Choroid layer is …….over posterior two third region.

(1) Thin

(2) Thick

(3) Ciliary

(4) Both B and C

(1) Ciliary bodies form it

(2) Pigmented and transparent

(3) Visible colored part of the eye

(4) Present in anterior part of eye

(1) Transparent

(2) Crystalline

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

(4) Both A and C

(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

(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

(1) bca

(2) abc

(3) bac

(4) None of these

(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

(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

(1) Is a derivative of vitamin A

(2) Has a derivative of vitamin A

(3) Has vitamin A

(4) Is vitamin A

(1) Red

(2) Green

(3) Blue

(4) Yellow