B3 - Rhythms and Plant defences
- Created by: ldupre03
- Created on: 24-04-17 19:46
Other questions in this quiz
2. over how many hours does a circadian rhythm show the same pattern?
- 72 hours
- 48 hours
- 24 hours
- 12 hours
3. Define Photoperiodicity (photoperiodism)
- the response of a plant that changes as day length changes
- the response of an animal that changes as day length changes
- the response of the sun that changes as the seasons change
- the response of the weather that changes as the seasons change
4. what are circadian rhythms controlled by?
- involuntary biorhythms
- an internal biological clock
- the bodies reflex actions
- the hypothalamus
5. what does 'Circadian' come from? (the latin word for...)
- Circa = equally, and dies = a day and night
- Circa = about, and dies = a day
- Circa = about, and dian = a week
- Circa = around, and dies = 2 weeks
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