Can I Believe My Eyes Review

What is the primary function of the human eye?

• To detect light and convert it into electro-chemical impulses

• To produce tears

• To regulate body temperature

• To filter harmful UV rays

Which part of the eye is responsible for focusing light onto the retina?

• Cornea

• Lens

• Iris

• Pupil

What is the role of rods in the human eye?

• Detect color

• Detect light intensity

• Focus light

• Produce tears

Which part of the eye adjusts the size of the pupil?

• Iris

• Cornea

• Lens

• Retina

What is the phenomenon where light bends as it passes through different mediums?

• Reflection

• Refraction

• Diffraction

• Dispersion

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NGSS.MS-PS4-2

What is the term for the minimum amount of light needed for the human eye to detect an object?

• Luminous flux

• Threshold of vision

• Visual acuity

• Optical density

Which vitamin is essential for maintaining good vision?

• Vitamin A

• Vitamin B12

• Vitamin C

• Vitamin D

What is the condition called when the eye cannot focus on distant objects?

• Myopia

• Hyperopia

• Astigmatism

• Presbyopia

What is the transparent front part of the eye that covers the iris and pupil?

• Cornea

• Lens

• Retina

• Sclera

Which cells in the retina are responsible for color vision?

• Rods

• Cones

• Ganglion cells

• Bipolar cells