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Q73 (NDA-II/2025) Science & Technology › Basic Science (Physics, Chemistry, Biology) › Human anatomy physiology Answer Verified

A person can see nearby objects clearly but cannot see distant object distinctly, the person is suffering with

Result
Your answer: —  Â·  Correct: C
Explanation

A person who can see nearby objects clearly but cannot see distant objects distinctly is suffering from myopia, also known as nearsightedness [2]. In a myopic eye, the image of a distant object is focused in front of the retina rather than directly on it [1]. This occurs because the eyeball is too long or the cornea/lens has excessive curvature [1]. Consequently, while near vision remains sharp, distant objects appear blurred. This is the opposite of hypermetropia (farsightedness), where distant objects are clear but near objects are blurry. Presbyopia is an age-related condition where the eye loses its power of accommodation, primarily making it difficult to see things up close [2]. Myopia is a common refractive error that can be corrected using a concave lens of suitable power to diverge light rays so they focus correctly on the retina [3].

Sources

  1. [1] Science , class X (NCERT 2025 ed.) > Chapter 10: The Human Eye and the Colourful World > What you have learnt > p. 170
  2. [2] Science , class X (NCERT 2025 ed.) > Chapter 10: The Human Eye and the Colourful World > 10.2 DEFECTS OF VISION AND THEIR CORRECTION > p. 162
  3. [3] Science , class X (NCERT 2025 ed.) > Chapter 10: The Human Eye and the Colourful World > Figure 10.3 > p. 164
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