How We See 24-25

How many lenses are there in your eye?

• One

• Two

• Three

• Four

What does most of the focusing in your eye?

• Retina

• Cornea

• Lens

• Iris

Fill in the blank: The lens provides adjustable fine-tuning of the _____

• focus

• brightness

• color

• contrast

The cornea is the front surface of the eye.

• True

• False

The retina contains which of the following for seeing in dim light and black & white?

• A) Rods

• B) Cones

• C) Both rods and cones

• D) Neither rods nor cones

The retina contains which of the following for seeing color?

• A) Rods

• B) Cones

• C) Both rods and cones

• D) Neither rods nor cones

Fill in the blank: Red cones absorb ________ and yellow.

• red

• blue

• green

• purple

Fill in the blank: Green cones absorb yellow and ________.

• green

• red

• blue

• purple

Fill in the blank: Blue cones absorb ________ and violet.

• blue

• red

• green

• yellow

When you look at the image of a banana, which cones in your eyes are stimulated?

• Red and green cones

• Blue and green cones

• Red and blue cones

• Only blue cones

Tags

NGSS.MS-LS1-8