Assertion:When all the three types of cones are stimulated equally, a mosaic of red, green and blue lights is produced.
Reason:cones are responsible for twilight or scotopic vision.

When the blue, red and green cones are stimulated equally, it produced a sensation of

Assertion : In the human eye, there are three types of rods which possess their own characteristic photopigments that respond to red, green and blue lights. Reason : The sensations of different colour are produced by various combinations of these rods and their photopigments.

Human eye contains cone cells which respond to red green and blue light. When all of these cones Are stimulated equally then a sensation of ___ light is produced Select the option which fills the blank correctly.

Human eye contains cone cells which respond to red green and blue light. When all of these cones Are stimulated equally then a sensation of ___ light is produced Select the option which fills the blank correctly.

Which of the following statements is false about cones? I. The daylight (photopic) vision and colour are function of cones II. In human eye, there are three types of cones having characteristic photopigments that respond to red, green and blue líght III. The sensations of different colours are produced by various combination of these 3 types of cones IV. When these 3 types of cones are stimulated equally, a sensation of white light is produced

The wall of the eye ball if composed of three layers. Which character is not related with eye ? i. At the retina yellowish pirmented spot called macula lutea ii. The ciliary body itself contines forward to form a pigment and opaque structure called the iris. iii. The twilight (scotopic) vision and colour vision are functions of cones and the daylight (photopic) vision is the function of the rods iv. The rods contain a purplish-red protein called the rhodopsin, which contains a derivative of vitamin-A v. In the human eye, there are three types of cones which possess their own characteristic photo pigments that respond to red, green and yellow lights. vi. Photoreceptor cells are not present in blind spot vii. The fovea is a thinned-out portion of the retina where only the rod cells are densely packed

Assertion : The focal length of lens does not change when red light is replaced by blue light. Reason : The focal length of lens does not depends on colour of light used.