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Biology 12 Chapter 19 Behaviour - 8
1.
Which of the following change is due to circadian rhythms?
a) Heart beat
b) Glucose concentration
c) Body temperature
d) Pressure in lungs
2.
Which of the following change is due to circadian rhythms?
a) Glucose concentration
b) Blood pressure
c) Heart beat
d) Pressure in lungs
3.
Which of the following change is due to circadian rhythms?
a) Pressure in lungs
b) Heart beat
c) Urine production
d) Glucose concentration
4.
Which of the following change is due to circadian rhythms?
a) Glucose concentration
b) Heart beat
c) Pressure in lungs
d) Sleepiness
5.
Which of the following change is due to circadian rhythms?
a) Pressure in lungs
b) Glucose concentration
c) Heart beat
d) Wakefulness
6.
Which of the following change is due to circadian rhythms?
a) Pressure in lungs
b) Digestive secretions
c) Glucose concentration
d) Heart beat
7.
Which of the following change is due to circadian rhythms?
a) Pressure in lungs
b) Heart beat
c) Glucose concentration
d) Blood pressure
8.
Which of the following change is due to circadian rhythms?
a) Heart beat
b) Levels alertness
c) Glucose concentration
d) Pressure in lungs
9.
When the rhythm is synchronized with day cycle, what is circadian rhythm then called?
a) None of these
b) Nocturnal rhythms
c) Diurnal rhythms
d) Crepuscular rhythms
10.
When the rhythm is synchronized with night cycle, what is circadian rhythm then called?
a) None of these
b) Nocturnal rhythms
c) Crepuscular rhythms
d) Diurnal rhythms
11.
What are the behavioural activities of day time called?
a) Nocturnal rhythms
b) None of these
c) Diurnal rhythms
d) Crepuscular rhythms
12.
Which of the following animals are most active during the day light?
a) Both b and c
b) Honeybees
c) Pigs
d) Pigeons
13.
Which of the following animals are most active during the day light?
a) Bats
b) Owls
c) Pigeons
d) Pigs
14.
Which of the following change is due to circadian rhythms?
a) Glucose concentration
b) Hormone secretion
c) Heart beat
d) Pressure in lungs
15.
What are the behavioural activities of night time called?
a) Crepuscular rhythms
b) None of these
c) Nocturnal rhythms
d) Diurnal rhythms
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