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Light and Sight - lesson 3
Light and Sight - lesson 3
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1
The energy which must present to make our eyes able to see the objects around us, is.......... energy.
light
magnetic
sound
electric
2
Fishing cat can see at night, as follows..........
sound falls on the eyes, then reflected to the objects.
sound falls on the objects, then reflected into the eyes.
light falls on the objects, then reflected into the eyes.
light falls on the eyes, then reflected to the objects.
3
Both light energy and sound energy..........
cannot be seen.
can be seen.
the sound energy can be seen, while light energy cannot be seen.
the light energy can be seen, while sound energy cannot be seen.
4
Our eyes send.......... messages to the brain, where the information is processed.
written
hearing
electrical impulses
light impulses
5
All the following living organisms have tapetum lucidum, except...........
horses.
snakes.
dogs.
fishing cats.
6
The function of tapetum lucidum, looks like the function of..........
black paper.
night vision goggles.
white paper.
radio.
7
In the nocturnal animals, the tapetum lucidum is a life-saving adaptation because it helps them to........... at night.
sleep
keep their body warm
breathe
hunt a prey and avoid to be a prey
8
through which sensory receptors of the eyes send messages to the brain.
Tapetum lucidum
Brain
Pupil
Nerves
9
through which the light waves entre the eyes.
Brain
Pupil
Nerves
Tapetum lucidum
10
through which the light rays are reflected, so eyes of nocturnal animals are glowing at night.
Pupil
Nerves
Tapetum lucidum
Brain
11
through which the collected information from eyes are processed.
Brain
Pupil
Nerves
Tapetum lucidum
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