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L3 Bio Plant and Animal_ orientation terms Flashcards | StudBud
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L3 Bio Plant and Animal_ orientation terms
L3 Bio Plant and Animal_ orientation terms
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Plant & animals standard AS 91603 #biology plant and animal responses
Flashcards
27 cards
F
Practice quiz
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Host live
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Questions
27
Answers
1
When plants secrete toxins which prevent the growth of other plants nearby.
Allelopathy
Thigmotropism
Etiolation
Abiotic
2
Photoperiod is ...
The length of night
The length of daylight
The length of light and dark periods in 24 hours.
The length of dark periods in 24 hours
3
Rhythms which have a free-running period of about 24 hours are called ...
Circatidal
Cirannunal
Circadian
4
Rhythmical changes in activity linked to cyclical changes in the environment is a ..
Biological rhythm
Actogram
Zeitgeber
Taxis
5
Taxes
The oganism moves in response to a directional stimuli
The organism moves in response to a non-directional stimuli
The rate of movement changes
6
A behaviour which contributes to an individual's survival or reproductive success is called ..
Altruistic
Adaptive
Learned
Instinctive
7
A regularly repeated movement of a whole population
Monogamy
Migration
Homing
Navigation
8
Genetically determined behaviour is called...
Acquired
Copied
Learned
Innate
9
Nastic responses
Movements of plant organs to directional stimuli
Movements of plant organs to non-directional stimuli
A growth response to a non-directional stimulus
A growth response to a directional stimulus.
10
Tropism
Movements of plant organs to non-directional stimuli
A growth response to a directional stimulus.
Movements of plant organs to directional stimuli
A growth response to a non-directional stimulus
11
A venus fly trap catching its prey is an example of:
Photonasty
Thigmonasty
Thigmotropism
Photonasty
12
Migration is the...
the movement of a species in search for food.
is a regularly repeated return journey.
movement between two habitats, usually over long distances
movement of a species from two habitats on a regular basis
13
When the angle of the Earth's magnetic field is used to find the way ..
Stellar compass
Using landmarks
Solar compass
Magnetic compass
14
A diagram showing when an animal is active or inactive over several days is ...
Circadian rhythm
Environmental cue
Actogram
Synchrony
15
A rhythm with a free-running period of 12.4 hours is called ..
Circatidal
Circaluna
Circadian
16
Growth in response to directional light.
Gravitropism
Photonasty
Phototropism
Chemotropism
17
The pigment involved in photoperiodism
Phytochrome
Auxin
Florigen
Cytokinins
18
Learned behaviour is ...
Behaviour that is a result of the genes an animal has
Behaviour as a result of the experiences of the animal
19
The environmental cue which resets the biological clock
Zeitgeber
Entrainment
Free-running
Actogram
20
Short day plants will flower when ..
the day is longer than a critical length
the night length is shorter than a critical length
the day is shorter than a critical length
21
The resetting of the biological clock forcing it to take up the period of the environment is :
Entrainment
Phase shift
Exogenous
Zietgeber
22
When an animal is active at dawn and dusk
Diurnal
Nocturnal
Crepuscular
23
When an animal's biological clock is running without any clues from the outside environment
Phase shift
Free-running
Biological clock
Entrainment
24
In a biological rhythm, the amount by which the period shifts each day is known as the ..
Zeitgeber
Phase shift
Free-running period
Period of the rhythym
25
Movement of plant parts when touched
Heliotropism
Thigmonasty
Thigmotropism
Cirumnutation
26
When an animal is active during the day it is ..
Diurnal
Crepuscular
Nocturnal
27
The period of the rhythm in constant conditions is called ..
Circannual
Free-running period
Zeitgeber
circadian
