Biological Rhythms
Psychology ⇒ Biological Bases of Behavior
Biological Rhythms starts at 10 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Biological Rhythms.
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See sample questions for grade 10
A person who works night shifts may have trouble sleeping during the day. What is the most likely reason for this?
A student travels from Asia to Europe and feels tired during the day and awake at night. What biological process is being affected?
Describe one way to help reset your biological clock after traveling across time zones.
Describe the difference between endogenous and exogenous rhythms.
Describe the role of melatonin in regulating biological rhythms.
Explain how shift work can impact a person's health.
A person who works night shifts may have trouble sleeping during the day. What is the most likely reason for this?
A student travels from Asia to Europe and feels tired during the day and awake at night. What biological process is being affected?
The menstrual cycle is an example of which type of biological rhythm? (1) Circadian (2) Ultradian (3) Infradian (4) Seasonal
What is the term for regular, cyclic changes in biological processes that occur in living organisms? (1) Biological rhythms (2) Homeostasis (3) Reflexes (4) Instincts
Which external cue is most important for resetting the human circadian clock? (1) Sound (2) Light (3) Temperature (4) Food
Which hormone is most closely associated with the regulation of sleep? (1) Insulin (2) Melatonin (3) Adrenaline (4) Cortisol
Circadian rhythms repeat approximately every ______ hours.
Fill in the blank: The ______ gland releases melatonin in response to darkness.
Fill in the blank: The body's internal clock is located in the ______ of the hypothalamus.
Fill in the blank: The hormone ______ helps regulate the sleep-wake cycle.
True or False: All biological rhythms are exactly 24 hours long.
True or False: All living organisms have biological rhythms.
True or False: Biological rhythms are influenced only by genetic factors.
True or False: Biological rhythms are only found in humans.
