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