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Senses at work - lesson 2
Senses at work - lesson 2
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1
In both human and owls, we find that the ability to see at night is.........
greater in human than in owls.
better for human at night than during the day.
different.
similar.
2
The senses upon which you depend to hold a small radio playing at low volume in a dark room are.....
touch and taste.
smell and taste.
hearing and smell.
hearing and touch.
3
The brain, as the control centre of the nervous system, can deal with.......... at the same time.
four senses only
two senses only
three senses only
all the five senses
4
Some animals go out at night in their habitats to..........
search for air.
search for a prey.
search for a predator.
sleep in the open air.
5
Animals that become active at night are called.........
nocturnal animals.
extinct animals.
diurnal animals.
endangered animals.
6
Some animals become active during the night due to the following reasons except that..........
the night is a good time for relaxation and rest.
the night is a time when preys are available.
the night is characterized by the cool weather.
the night is quiet, so that they can hear preys.
7
A snake has the ability to catch preys at night because..........
it can hear their heartbeats.
it can see them clearly at night.
it can sense the heat of their warm bodies.
it can smell them.
8
Both bats and mosquitoes become active during night. Which of the following statements is correct?...........
Both can swim well.
Both can run fast.
Mosquitoes prey on bats.
Bats prey on mosquitoes.
9
If a rat was found at equal distances from an owl and at snake, and it made a quiet move at night, which of the following statements is correct?........
The owl might reach it first, if it sensed the rat's body heat.
The owl might reach it first, because owls have sharp eyesight and hearing.
The snake might reach it first, if it heard the rat movement.
Both of them might reach the rat at the same time because both have sharp eyesight.
10
A snake can sense warm bodies of preys at night using.........
a special part of its back.
a special part of its face.
a special part of its tail.
all of its body.
11
Bats rely on.......... to locate their preys in the dark.
echolocation only
echolocation and their sharp hearing
their sharp hearing only
their sharp eyesight and taste
12
Flying bats don't hit different objects at night because they can.........
hear the echo reflected from them.
smell them.
touch them.
see them.
13
Owls have all the following properties that give them greater ability to sense distant preys making low sounds, except........
a head that turns in all directions.
weak sense of hearing.
large eyes.
a bowl-shaped face.
14
The owl's large eyes and bowl-shaped face considered as......... adaptation.
only behavioural
only structural
neither structural nor behavioral
both structural and behavioral
15
The nervous system of mammals consists of..........
the brain, the spinal cord and nerves.
the brain only.
the spinal cord only.
nerves and the spinal cord only.
16
The electrical impulses that transmit information from the surrounding environment through nerves are..........
in one direction only from the brain.
in one direction only to the brain.
in two opposite directions first from the brain and then back to it.
In two opposite directions first to the brain and then from it.
17
Both the spinal cord and nerves........
are located in the backbone.
transmit messages from the brain to all parts of the body and vice versa.
transmit messages from the brain to all parts of the body only.
are located in the small intestine.
18
All of the following are sensory organs except the..........
eyes.
skin.
nose.
lungs.
19
The nerves transmit information from and to the brain in the form of...........
magnetic impulses.
electrical impulses.
light impulses.
sound impulses.
20
Which of the following choices explain how the body reacts to the smell of food in the correct order?..........
The nerves-> the brain-> the nose.
The brain-> the nose-> the nerves.
The nose-> the nerves-> the brain.
The nose-> the brain-> the nerves.
21
The organ that processes the information collected through the sense of sight is.........
the brain.
the eyes.
the nerves.
the spinal cord.
22
If you wake up to the smell of grilled chicken, the first part of your body that receive this smell is.........
the sensory receptors in the mouth.
the sensory receptors in the nose.
the sensory receptors in the ears.
the sensory receptors in the skin.
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