Question

(iv) Match the following:
Column A
(1) Conical cells
(2) Rod like cells
Column B
|(a) Intensity of light
(b) Transparent
(c) Colour of the image
(d) Aperture​

Answer 1

(1) Conical cell – (c) Colour of the image  

(2) Rod like cell – (a) Intensity of lights

Explanation:

• There are two types of photosensitive cells in the retina of the eye. The rods and the cones are photosensitive cells.  

• Rods are present in the periphery of the retina. Cones are present in the inner ‘part of the retina’.  

• The ‘rods’ are responsible for judging the ‘intensity of the light’ and the light with less intensity.

• The cones are responsible for the detection of the high intensity light and the colour of the light.  

Answer 2

1. conical cells - colour of the image .

2. rod like cells - intensity of light .