Test "Science"

What connects the eyes to the brain?

• lens

• aqueous humor

• sclera

• optic nerve

What  cells help us see colors and details?

• lens

• rod

• cone

• iris

What vision pigments do we have?

1 – blue, 2 – green, 3 – yellow, 4 – red, 5 – orange, 6 – brown.

• 1,3,5

• 2,4,6

• 1,2,4

• 3,5,6

What will happen to your pupils if you are in a really bright room?

• They will contract

• They will burst into flames

• They will expand

• They will stay the same size

What is the function of the Lens?   

• Lining of the back of the eye that contains light receptor cells.

• Tough, transparent, protective coating that bends light as it enters the eye

• Regulates how much light enters the eye

• Focuses light onto the retina

Photoreceptor is:

• Lens

• Rod

• Sclera

• Pupil

Regulates the amount of light entering the eye and gives the eye its color:

• Retina

• Vitreous body

• Iris

• Optic nerve

The outer layer of the eye is the:

• Iris

• Retina

• Sclera

• Pupil

What number is pupil?

• 1

• 2

• 3

• 4

 What number is eyelid?

• 1

• 2

• 3

• 4