Question

Two children went to the park with their grandfather. On reaching the park, the children joined others to play, while their grandfather after taking 3 rounds of the park, sat on the chair, took out newspaper from his bag and began to read with the help of his spectacle. After sometime, he realised that was too long to see the children, he looked around, but though he has worn spectacle, he couldn’t see anything. He then realised that he had forgotten his other spectacle, which he used to see the faraway places, were left at home. He began calling them by their names, but due to the large distance, his voice was not reaching the children. Another man sitting beside him realised the problem and helped him to reach the children.(a) Name the eye defect with which the grandfather was suffering from?(b) Which type of spectacles should he wear, so as to avoid calling the other?(c) Explain the cause of disease.(d) What are the values shown by man, sitting next to the grandfather?(e) Explain with the diagram

Answer 1

a. Grandfather was suffering from hypermetropia (can't see nearby things) as well as myopia (can't see distinct things)
b. Grandfather should wear spectacles with concave lens to avoid calling other
c. In this disease (myopia) the image is formed in front of retina due to which a person can't see distinct things
d. The man showed the qualities that we should respect and help senior citizens and children..
e. Diagram