State one function each of iris,pupil,and cornea.

Vedclass pdf generator app on play store
Vedclass iOS app on app store
(N/A) Iris: It regulates the amount of light entering the eye by dilating the pupil in low-intensity light and contracting the pupil in high-intensity light.
Pupil: It is the aperture that allows light to enter the eye.
Cornea: It is a transparent spherical membrane covering the front of the eyeball. It acts as the primary refractive surface where light is refracted the most upon entering the eye.

Explore More

Similar Questions

Why does the clear sky appear blue? How would the sky appear in the absence of Earth's atmosphere?

$A$ person is able to see objects clearly only when these are lying at distances between $50 \text{ cm}$ and $300 \text{ cm}$ from his eye. Identify the kind of defects of vision he is suffering from. Give reason for your answer.

State the cause of dispersion when white light enters a glass prism. Explain with a diagram.

What is the other name of long-sightedness?

What is the role of the pupil in a human eye?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo