Eye Color Variation

What is the main factor that determines eye color?

• Pigments in the iris

• Diet and nutrition.

• Exposure to sunlight.

• Genetic mutations.

Which of the following is not a common eye color?

• Pink

• Purple

• Green

• Blue

True or False: Eye color is solely determined by genetics.

• False

• Eye color is determined by a combination of genetics and environmental factors.

• Eye color is determined by diet.

• True

Which eye color is most commonly found in people?

• blue

• green

• hazel

• brown

What is the term used to describe the variation in eye color within a single individual?

• monochromia

• polychromia

• achromia

• heterochromia

What is the pigment responsible for brown eye color?

• chlorophyll

• carotene

• hemoglobin

• melanin

Which eye color is considered to be the rarest?

• green

• blue

• violet

• hazel

What is the term used to describe the absence of pigmentation in the iris?

• albinism

• melanoma

• heterochromia

• myopia

Which eye color is commonly associated with red or blonde hair?

• brown

• hazel

• blue

• green

Can eye color change over time?

• No.

• Eye color can only change due to medical conditions.

• Only in rare cases.

• Yes