Aqueous humor and vitreous humor are secreted by

Three layers in eye ball from inside out are –

Middle ear is filled with –

A circular canal which is found in limbus part of eyes is called–

“Telescopic vision” found in –

No image formation occurs on blind-spot of retina because

Which of the following food is needed for the synthesis of rhodopsin.

Fenestra ovalis is the opening of –

Stereoscopic vision is found in –

The small canal leading from pinna into the head in mammals is