Defects of Vision
Dear SSC CGL Aspirants, you might have observed that every year a lot of questions are asked from the Chapter "Defects of Vision". Keeping in view the importance of the topic, We have provided notes on this topic. Now, it's time to check your knowledge. Based on notes you can answer these questions:
Q1.Name the part of the human eye that helps in changing the focal length of the eye lens.
Ans:Ciliary muscles
Q2.The human eye forms the image of an object at its:
Ans:Retina
Q3.The human eye can focus objects at different distances by adjusting the focal length of the eye lens. This is called:
Ans:Accommodation
Q4.Least distance of distinct vision:
Ans:25cm
Q5.Condition in which image is formed behind retina is called:
Ans:Farsightedness
Q6. Condition in which image is formed in front of retina is called:
Ans:Nearsightedness
Q7.Short Sightedness can be corrected by using:
Ans:Diverging glasses
Q8.Far sightedness can be corrected by using:
Ans:Converging glasses
Q9.What is the nature of the image formed on the retina:
Ans:Real, inverted and diminished image
Q10.How is the amount of light entering the eyes controlled:
Ans:Iris
You may also like to Read: Western Ghats, Buddhism, Advent of The Europeans, Soils in India, Clouds, Alloys and their composition, Grasslands of World, Light and its phenomena(Part1), Light and its phenomena (Part 2), Polymers, Structure of atmosphere, Electricity, Acid, Base and Salt, National Symbols, Nuclear Reactors,Cement manufacturing, Countries and their Parliament,Agriculture In India, Components of an Eye, Defects of Vision
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