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Question

Several statements are given here in reference to cone cells which of the following option indicates all correct statements for cone cells?
Statements
(i) Cone cells are less sensitive in bright light than Rod cells
(ii) They are responsible for colour vision
(iii) Erythropsin is a photo pigment which is sensitive to red colour light
(iv) They are present in fovea of retina.


A
(iii), (ii) and (i)
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B
(ii), (iii) and (iv)
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C
(i), (iii) and (iv)
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D
(i), (ii) and (iv)
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Solution

The correct option is A (iii), (ii) and (i)
  • There are two types of photoreceptors present in the eyes of mammals- cones and rods. Cones are the cells that are responsible for colour vision and they have the best function in bright light. They are located at the fovea of the retina.
  • Erythrosine is a red pigment found used in food colouring.
So, the correct answer is '(iii), (ii) and (i)'.

Biology

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