1. Retinal cells involved in colour vision are
a) Cones
b) Rods
c) Neurons
d) Neuroglial cells
Explanation: Cones
2.Which of the following is not a basic colour in trichromatic vision?
a) Red
b) Yellow
c) Green
d) Blue
Explanation: Yellow
3.Anterior chamber of the eye is the space between
a) Cornea and lens
b) Cornea and iris
c) Lens and retina
d) Lens and iris
Explanation: Cornea and iris
4. Which of the following passes from lens to blindspot?
a) Eustachian canal
b) Canal of Schlemm
c) Hyaloid canal
d) Semicircular canal
Explanation: Hyaloid canal
5. Colour vision in man is
a) Trichromatic
b) Bichromatic
c) Monochromatic
d) Achromatic
Explanation: Trichromatic
6.Quantum of light entering the eye through the pupil is dependent on
a) Ciliary body
b) Lens
c) Retina
d) Iris
Explanation: Iris
7. Rhodopsin is a constituent of
a) Choroid
b) Sclera
c) Cornea
d) None
Explanation: None
8. In nocturnal birds, the retina mostly contains
a) Cones
b) Rods
c) Both in equal numbers
d) None of these
Explanation: Rods
9. Macula lutea is located
a) In the middle of retina
b) Below lens
c) Below pupil
d) At posterior polylateral to blind spot
Explanation: Macula lutea is located at posterior polylateral to blind spot
10. Photopic vision is associated with
a) Rods
b) Cones
c) Both (a) and (b)
d) None of these
Explanation: Photopic vision is associated with cones.