Solved UPSC CDS/OTA Question
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Q · Human Eye and Colourful WorldMedium · 45s
Consider the following about rods and cones: 1. Rods detect color. 2. Cones function well in dim light. 3. Rods detect black and white. Which is/are correct?
TopicHuman Eye and Colourful World
Question Typemultiple choice
DifficultyMedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Rods detect light intensity (black & white); cones detect color and need bright light.
Final Answer: Option C - 3 only