Hunting with night vision (concept 3 lesson 1)

All the following things are considered as a light source , except...........

• the sun

• eyes

• fire

• the light lamp

.............energy affects the sensory receptors in eyes of living organisms causing vision

• electric

• sound

• heat

• light

To know what you are seeing and recognize it, the ...............must receive sensory impulses from eyes.

• spinal cord

• brain

• sensory receptors

• sensory receptors

If you see someone walking around in a dark place without hitting anything around him, so this person may..............

• have a lot of food energy.

• have a big ability to breathe.

• have the same hearing ability of bat.

• wear a night vision goggles.

Animals that have a strong vision to hunt at night , include.............

• owl and snake

• owl and bat

• owl and cat

• cat and snake

The structural adaptation that help the finishing cat to catch a prey at night, is that its ability...............

• to feel the heat of prey's body.

• to hide inside the forest .

• to digest its prey easily

• of excellent night vision.

The thing that makes the eyes of fishing cats glow at night ,is............

• the light that bounces off the surroundings

• the light that bounces off the membrane on the back of their eyes.

• the main controlling center of its body.

• the behavioral adaptation with the surroundings.

The sun and the moon appear bright ,because..........

• the light is bounced off both of them.

• the light is emitted from both of them.

• the light id bounced off the sun and is emitted from the moon .

• the light is bounced off the moon and is emitted from the sun.

At night ,cats eyes look like small lighted lamps.

• True

• False

The light that enters the human eyes allow him to distinguish between weak and strong sounds.

• True

• False