Your Progress 0 / 25 attempted
Q 01 / 25
The human eye forms the image of an object at the retina.
Q 02 / 25
The iris controls the size of the pupil.
Q 03 / 25
The least distance of distinct vision for a normal human eye is 15 cm.
Q 04 / 25
Myopia is corrected using a convex lens.
Q 05 / 25
Hypermetropia is also called far-sightedness.
Q 06 / 25
People with presbyopia can see nearby objects clearly.
Q 07 / 25
The human eye can focus both near and distant objects by changing the shape of its lens.
Q 08 / 25
Atmospheric refraction causes the twinkling of stars.
Q 09 / 25
The splitting of white light into its constituent colors is called dispersion.
Q 10 / 25
The phenomenon of rainbow formation is not related to refraction.
Q 11 / 25
Blue color has the longest wavelength among visible light colors.
Q 12 / 25
Twinkling of planets is more prominent than twinkling of stars.
Q 13 / 25
The retina contains rod and cone cells for vision.
Q 14 / 25
Concave lenses are used to correct hypermetropia.
Q 15 / 25
Red light is scattered least by the atmosphere.
Q 16 / 25
The sky appears blue due to scattering of sunlight by atmospheric particles.
Q 17 / 25
Rainbow always forms in the direction opposite to the sun.
Q 18 / 25
Power of accommodation is the eye’s ability to focus objects at various distances.
Q 19 / 25
Persistent vision lasts for about 1 second on the retina.
Q 20 / 25
Advanced sunrise and delayed sunset are due to atmospheric refraction.
Q 21 / 25
Reflection and refraction are both involved in the working of the human eye.
Q 22 / 25
Color blindness is caused by defects in rod cells.
Q 23 / 25
The spectrum formed by a prism contains seven colors.
Q 24 / 25
Presbyopia can sometimes require bifocal lenses for correction.
Q 25 / 25
White light is made up of five primary colors.
Share this Chapter

Found this helpful? Share this chapter with your friends and classmates.

WhatsApp Telegram X / Twitter Facebook LinkedIn

💡 Exam Tip: Share helpful notes with your study group. Teaching others is one of the fastest ways to reinforce your own understanding.

;
📰 Recent Posts

    The Human Eye and the Colourful World – Learning Resources

    Detailed Notes
    Practice MCQs
    NCERT Solutions
    Q&A Discussion

    Get in Touch

    Let's Connect

    Questions, feedback, or suggestions?
    We'd love to hear from you.