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. How you perform is determined by your score and the time you take. When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.

See sample questions for grade 11

A person who works night shifts may experience difficulty sleeping during the day. Explain why this happens in terms of biological rhythms.

Describe how jet lag affects biological rhythms when traveling across time zones.

Describe how social cues can act as zeitgebers for biological rhythms.

Describe one effect of shift work on biological rhythms.

Describe the difference between endogenous and exogenous biological rhythms.

Describe the role of melatonin in the regulation of sleep.

Explain how light acts as a zeitgeber for biological rhythms.

Explain the difference between infradian and ultradian rhythms, giving one example of each.

Explain the role of the SCN in regulating circadian rhythms.

Explain what is meant by a 'free-running' circadian rhythm and give an example of when this might occur.