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Biology 12 Chapter 19 Behaviour - 3
1.
What are present in living organisms that convert different forms of energy from the world around them into a signal?
a) Effectors
b) Coordinators
c) Producers
d) Sensors
2.
What does the organism do with the signals from the sensors?
a) Coordinates
b) Produces response
c) Does not interprets
d) Processes
3.
What does the organism do with the signals from the sensors?
a) Produces response
b) Coordinates
c) Does not interprets
d) Interprets
4.
Which of the following can be detected by skin?
a) Smell
b) Taste
c) Light
d) Heat
5.
Which of the following organ can detect heat?
a) Nose
b) Heart
c) Skin
d) Tongue
6.
When will the person jerk away from the source of heat?
a) If the heat is interpreted as dangerously high
b) If the heat is interpreted as dangerously low
c) If the smell is interpreted as dangerously low
d) If the smell is interpreted as dangerously high
7.
If the heat is interpreted as dangerously high, what will happen to the person?
a) Person will get closer to the source of heat
b) Stays where he/she was
c) No positive or negative effect
d) Person will jerk away from the source of heat
8.
In which of the following case, the signal does not have to reach the brain for the interpretation?
a) None of these
b) If the person is suffered to heat that is dangerously high
c) Both of these
d) If a dog sense the odour from a treat
9.
In which of the following case, the signals have to reach the brain for the interpretation?
a) If the person is suffered to heat that is dangerously high
b) None of these
c) Both of these
d) If a dog sense the odour from a treat
10.
Where does the smell reach, in dog, to interpret the smell as something good to eat?
a) Heart
b) Outside the brain
c) Both b and c
d) In the brain
11.
Which of the following can be detected by nose?
a) Light
b) Smell
c) Taste
d) Heat
12.
Which of the following organ can detect smell?
a) Tongue
b) Nose
c) Heart
d) Skin
13.
When a dog is offered a treat, the dog then responds by.......?
a) Salivating
b) Sleeping
c) Adoring
d) Running away
14.
How many types of responses can be present?
a) Four
b) One
c) Two
d) Three
15.
Where are signals processed?
a) Outside the brain
b) Both b and c
c) In the brain
d) Heart
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