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Clocks, Rhythms, Timings and Movements Flashcards | StudBud
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Clocks, Rhythms, Timings and Movements
Clocks, Rhythms, Timings and Movements
14 terms
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11 plays
Animal responses and timings etc
Flashcards
14 cards
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Practice quiz
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Questions
14
Answers
1
Jet lag is an example of ... ?
An environmental cue
The free running period
Phase shift
A Zeitgeber
2
When is a crepuscular organism mostly active?
Anytime.
During the hours of light
At dusk or dawn
During the hours of dark
3
A barnacle feeding is an example of what rhythm?
Circatidal
Circalunar
Circannual
Circadian
4
A Free running period happens is when... ?
An organism is under exogenous control.
An organism's activity period runs a full cycle.
The biological clock is left without any environmental cues
An organism's activity period starts and finishes.
5
What does endogenous mean?
Innate control
Learned control
Internally controlled
Externally controlled
6
Zeitgebers are... ?
An astronomical cycle
Things that reset a biological clock
A German word for "life giver"
Things that affect an animal's life processes
7
Place in order from smallest to largest:
Home range, Territory, Nest site
Territory, Nest site, Home range
Nest site, Territory, Home range
8
Which of the following can trigger migration?
Lack of food
Innate genetic drive
Change of daylength
The organism becoming sexually mature
9
A Homing Instinct
Uses landmarks to find the way
Uses the Earth's Magnetic Field to travel
Uses sun or stars to navigate
Allows an animal to return to a place
10
The time it takes for an organism to start an activity, rest then restart in about a day its ..
Period of the rhythm
Biological clock
Circadian pattern
Free Running Period
11
If a movement is en mass and regular,
it is a signal to mate
it is a migration
it is a zeitgeber
it is a fleeing response
12
What is a biological clock?
A timing mechanism that runs off a body's electricity
An internal timing system that controls activities
A timing system that causes things to happen in nature
An Internal timing system that always resets
13
Biological clocks ...
Are not sensitive to environmental cues
Are very accurate
Are used for navigating
wouldn't make a cat shed its winter fur
14
A rhythm is endogenous if ...
it does not deviate under constant conditions
it doesn't match the frequency of an astronomical cycle
It doesn't persist if it is moved elsewhere in the world
