Seeing and the Eye — Quiz Answers

Which is responsible for carrying the signals for vision from the eye to the brain?

Which best describes the role of cones in seeing an object?

The lens of the eye becomes stiffer and less flexible with age. How does this change most affect a person’s vision?

Fiona has blue eyes. Which part of each eye is blue?

John often sees squiggly lines when he looks at a bright sky or white paper. His doctor says that they are called eye floaters, which are small bits of protein in the fluid that fills the eyeball. In what part of the eye are eye floaters found?

Which lists the structures, in correct order, through which light passes when it enters the eye?

Which are found in the retina?

A company is creating an advertisement for colored contact lenses. In the ad, the company wants to include the phrase "Each contact lens is like a second ____.” Which part of the eye would be most accurate in completing the phrase?

Which part of the eye focuses light?

After reading a book, Julio looks out of the window and sees clouds in the distance. Which change allows Julio to clearly see the clouds after looking at his book?