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Light and Sight - lesson 6
Light and Sight - lesson 6
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1
The reflected light rays from an object enter the eye through.........
blood vessels.
tapetum lucidum.
eye pupil.
eye socket.
2
There is a inside your eye, that redirects the entered light rays.
mirror
black paper
white paper
lens
3
The right path of the light rays, that is reflected from an object on our eyes causing vision is..........
brain-back of the eye - eye pupil - eye lens.
eye pupil - eye lens - back of the eye - brain.
eye pupil - brain - eye lens - back of the eye.
eye lens - eye pupil -brain-back of he eye.
4
The eye lens redirects the entered light rays, where all redirected rays are collected in........... on the back of the eye.
four points
one point
two points
three points
5
As the eye lens can redirect the entered light rays, so this lens must be............
a transparent material.
an opaque material.
a mirror-like.
a reflecting material.
6
All of the following are correct about the function of the eye lens, except it the entered light rays...........
diffuses
focuses
collects
concentrates
7
If the eye lens is made up of an opaque material, then this eye...........
can see both the far and the near objects.
can see the near objects only.
can see the far objects only.
cannot see any objects around it.
8
The organism that has no eyes in the following species, is............
barbary fig.
tarsier monky.
golden frog.
bull shark.
9
It is a structural adaptation, that gives fishing cat an excellent night vision.
Eye pupil
Tapetum lucidum
Eye lens
Eye socket
10
It concentrates the light rays on a single point.
Eye pupil
Eye socket
Eye lens
Tapetum lucidum
11
It is the opening through which the light enters the eye.
Tapetum lucidum
Eye pupil
Eye socket
Eye lens
12
It is the place in which the eye can move inside as in human.
Tapetum lucidum
Eye lens
Eye pupil
Eye socket
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