The amount of light entering the eye is regulated by the:

The area of the retina where the image is formed most clearly is called the.........

Suppose a person wears convex glasses for proper vision. Where do you think the image of the object is formed in his eyes when he is not using the glasses?

Match the following columns regarding the chambers of the human eye:

Column-$I$ (Chamber)	Column-$II$ (Description)
$P$. Aqueous chamber	$I$. Filled with transparent gel
$Q$. Vitreous chamber	$II$. Space between cornea and lens
	$III$. Space between lens and retina
	$IV$. Filled with thin watery fluid

The aperture that regulates the entry of light into the eye is called the ....

The aqueous humor and vitreous humor are separated by the .....