Color and Light Quiz

What is the relationship between the color of an object and the frequency of light waves it reflects?

• High-frequency light waves look red

• Low-frequency light waves look violet

• High-frequency light waves look violet

• Low-frequency light waves look red

What is the region where red and green lights overlap?

• Blue

• Yellow

• Purple

• Orange

What is the function of rod cells in the retina?

• Sending signals to the brain for color perception

• Detecting color in low-light conditions

• Detecting color in bright light conditions

• Seeing in low-light conditions

How many types of cone cells are there in the retina?

• Four

• Three

• Two

• One

What happens when yellow light shines on your eye?

• None of the cones get activated

• Only the red cones get activated

• Both the red and green cones get activated

• Only the green cones get activated

What is the result of red plus green light in terms of color perception?

• Blue

• Yellow

• Purple

• Orange

What is the main reason why you can't detect colors in the dark?

• The absence of light in the dark

• The presence of only one kind of rod cell in the retina

• The absence of cone cells in the retina

• The presence of only one kind of cone cell in the retina

How many different physical colors are there?

• Infinitely many

• Four

• Two

• Three

What combination of colors can trick the brain into perceiving any color?

• Red, green, and orange

• Red, green, and purple

• Red, green, and yellow

• Red, green, and blue

What is a useful property of human vision in TV manufacturing?

• The need for only one kind of cone cell in the retina

• The ability to see infinitely many colors

• The ability to perceive any color with just three colors

• The presence of only one kind of rod cell in the retina