Watch the video explanation, then solve 10 free AIIMS Optometry PYQs on community ophthalmology with detailed answers. 4 bonus MCQs are locked inside the app.
🎥 Watch: AIIMS Optometry Community Ophthalmology PYQs – Full Breakdown
📌 This video covers the same MCQs. After watching, test yourself with the interactive quiz below.
📋 Interactive Practice Questions
Q1. As per WHO-NPCB (1986-89) survey, all of the following are true about causes of blindness in India except:
💡 Explanation (Answer: D)
The NPCB survey identified cataract as the leading cause (55%), with refractive errors (7.35%) and glaucoma (1.7%) also significant. Trachoma was not a major cause of blindness in India as its prevalence had significantly declined due to improved hygiene and control programs.
Q2. The school health surveys are quite useful in early detection of mainly:
💡 Explanation (Answer: A)
School health surveys are particularly useful for early detection of refractive errors, which are common in children. Early identification and correction prevent amblyopia and academic difficulties.
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Q3. Under the WHO “Vision 2020” program, the “SAFE” strategy is adopted for which of the following diseases:
💡 Explanation (Answer: A)
The “SAFE” strategy (Surgery, Antibiotics, Facial cleanliness, and Environmental improvement) is specifically adopted for trachoma control. This comprehensive approach has been successful in reducing trachoma prevalence worldwide.
Q4. Bitot’s spots are associated with:
💡 Explanation (Answer: A)
Bitot’s spots are superficial, foamy, triangular lesions on the bulbar conjunctiva consisting of keratinized epithelium. They are a specific clinical sign of Xerophthalmia caused by Vitamin A deficiency, a major cause of preventable childhood blindness.
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Q5. Main cause of blindness in India:
💡 Explanation (Answer: B)
Cataract remains the leading cause of blindness in India, accounting for the majority of preventable blindness cases. While refractive errors are a leading cause of visual impairment, cataract is the primary cause of blindness.
Q6. SAFE strategy implemented for control of:
💡 Explanation (Answer: B)
The SAFE strategy is the WHO’s recommended mandate for eliminating trachoma, standing for Surgery for trichiasis, Antibiotics to treat infection, Facial cleanliness, and Environmental improvement.
Q7. According to WHO, a person is blind if the visual acuity in the better eye with best possible correction is less than:
💡 Explanation (Answer: A)
WHO defines blindness as visual acuity of less than 3/60 (or corresponding visual field loss to less than 10 degrees) in the better eye with the best possible correction.
Q8. Vitamin A prophylaxis program recommends the first dose of Vitamin A to be given at the age of:
💡 Explanation (Answer: C)
Under the National Prophylaxis Program against Nutritional Blindness, the first massive dose of Vitamin A (1,00,000 IU) is given at 9 months of age along with the measles vaccine.
Q9. Vision 2020: The Right to Sight initiative was launched in the year:
💡 Explanation (Answer: B)
“Vision 2020: The Right to Sight” is a global initiative launched in 1999 by the WHO and the International Agency for the Prevention of Blindness (IAPB) to eliminate avoidable blindness.
Q10. The most common cause of preventable blindness in children in developing countries is:
💡 Explanation (Answer: C)
Vitamin A deficiency leading to xerophthalmia and keratomalacia remains the leading cause of preventable childhood blindness in developing nations.
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