Vision in human
Answer
Draw a labelled diagram of crosssection of human eye and explain the mechanisms of image formation, ability to see in dark and discriminate colour. Add a note on the main defects of human eye and how they can be corrected. (UPSC 2011, 20 Marks, )
मानव नेत्र के अनुप्रस्थ काट का लेबलयुक्त चित्र बनाएं और छवि निर्माण की प्रक्रिया, अंधेरे में देखने की क्षमता और रंग भेदने की क्षमता को समझाएं। मानव नेत्र के मुख्य दोषों और उनके सुधार के तरीकों पर एक टिप्पणी जोड़ें। (Draw a labelled diagram of cross-section of human eye and explain the mechanisms of image formation, ability to see in dark and discriminate colour. Add a note on the main defects of human eye and how they can be corrected.)Enroll Now
Answer
Draw a labelled diagram of human eye and discuss the functions of each layer. Mention the role of eye pigments in visual perception under light and dark conditions. (UPSC 2013, 15 Marks, )
मानव नेत्र का लेबलयुक्त आरेख बनाएं और प्रत्येक परत के कार्यों पर चर्चा करें। प्रकाश और अंधेरे परिस्थितियों में दृश्य धारणा में नेत्र वर्णकों की भूमिका का उल्लेख करें। (Draw a labelled diagram of human eye and discuss the functions of each layer. Mention the role of eye pigments in visual perception under light and dark conditions.)Answer
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