Question 141 markMCQSection A
An old person is suffering from an eye defect caused by weakening of ciliary muscles and diminishing flexibility of the eye lens. If the defect of vision is 'a' which can be corrected by lens 'b', then 'a' and 'b' respectively are :
An old person is suffering from an eye defect caused by weakening of ciliary muscles and diminishing flexibility of the eye lens. If the defect of vision is 'a' which can be corrected by lens 'b', then 'a' and 'b' respectively are :
The Human Eye and the Colourful World
Defects of Vision and Their Correction
Options
(A)hypermetropia and convex lens
(B)presbyopia and bifocal lens
(C)myopia and concave lens
(D)myopia and bifocal lens
Official answer
Presbyopia and bifocal lens
Answer keywords:presbyopiabifocal lenseye defectciliary muscleseye lensflexibilitydiminishingweakening
Question details
Q14 of 39 questions
- Board
- CBSE
- Class
- Class 10
- Subject
- Science
- Year
- 2025
- Section
- Section A
- Marks
- 1
- Type
- MCQ
- Chapter
- The Human Eye and the Colourful World
- Topic
- Defects of Vision and Their Correction
- Bloom's level
- Remembering
- Syllabus topic
- Defects of Vision and Their Correction
Spotted a mistake or something unclear?
Tell us and we will fix it.
Frequently asked questions
How many marks does this question carry in CBSE Class 10 Science 2025?
This question carries 1 mark in the CBSE Class 10 Science 2025 examination.
Which chapter does this question come from in Science?
This question is from the chapter "The Human Eye and the Colourful World" in the CBSE Class 10 Science syllabus.
What topic does this question cover in Science?
This question covers the topic "Defects of Vision and Their Correction" from CBSE Class 10 Science.
What type of question is this in the CBSE Class 10 Science 2025 paper?
This is a MCQ question from Section A in the CBSE Class 10 Science 2025 paper.