Contents

Rhodopsin is purplish red pigment present in
a) rods                                                  
b) cones
c) both a & b                                       
d) none of these

a

The body synthesizes rhodopsin from….
a) Vitamin B                                        
b) Vitamin A
c) Vitamin C                                        
d) Vitamin K


b

If there is deficiency of Vitamin A, the body cannot synthesize…..
a) iodopsin                                           
b) rhodopsin
c) both                                                  
d) none of these


b

A person cannot see in dim light due to the deficiency of…..
a) iodopsin                                           
b) rhodopsin
c) albumin                                            
d) none of these

b

The deficiency of rhodopsin leads to a disorder known as…..
a) colour blindness                             
b) scurvy
c) night blindness                               
d) all of these

c

Iodopsin is a pigment present in
a) rods 
b) cones                                                
c) iris                                      
d) all

b