BIOL 1902 Test 1 Questions With Correct
Answers
Background matching - CORRECT ANSWER✔✔-When the animal's
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patterns generally match their environment
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(ex: American bittern - cattail marshes, fawns, grouse - forest floor)
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Batesian mimicry - CORRECT ANSWER✔✔-A type of mimicry in which a
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harmless species (mimic) looks like a species that is poisonous or
| | | | | | | | | | |
otherwise harmful to predators (model).
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# models > # mimics
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Disruptive patterns - CORRECT ANSWER✔✔-strongly contrasting
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markings such as spots or stripes break up an animal's outline
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Coincident disruptive patterns - CORRECT ANSWER✔✔-When disruptive
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patterns are aligned by body posture
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(ex: American bittern or butterflies mimicking milk snake)
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Bicolouration - CORRECT ANSWER✔✔-When the animal is lighter on
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one side of its body than the other
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, (ex: whirligigs)
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Countershading - CORRECT ANSWER✔✔-protective coloration of some | | | | | | |
animals in which parts normally in shadow are light and those exposed
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to the sky are dark.
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Masquerade - CORRECT ANSWER✔✔-Matching the environment with
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shape and colour| |
(ex: angle winged butterfly)
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Startle patterns - CORRECT ANSWER✔✔-bold and often colourful
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patterns that are exposed suddenly to startle a predator; sometimes
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serve a deflection or distraction role
| | | | |
(ex: underwing moth)
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Eyespots - CORRECT ANSWER✔✔-Patterns that mimic eyes used on
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some startle patterns. Make an animal appear 'larger than life'
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(ex: sphinx moth)
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Startle structures - CORRECT ANSWER✔✔-Structures exposed suddenly
| | | | | | |
to startle a predator
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(ex: 'snake tongue' osmetarium of giant swallowtail caterpillar, wingtails,
| | | | | | | |
bright tongue of five-lined skink)
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Answers
Background matching - CORRECT ANSWER✔✔-When the animal's
| | | | | | |
patterns generally match their environment
| | | |
(ex: American bittern - cattail marshes, fawns, grouse - forest floor)
| | | | | | | | | |
Batesian mimicry - CORRECT ANSWER✔✔-A type of mimicry in which a
| | | | | | | | | | |
harmless species (mimic) looks like a species that is poisonous or
| | | | | | | | | | |
otherwise harmful to predators (model).
| | | |
# models > # mimics
| | | |
Disruptive patterns - CORRECT ANSWER✔✔-strongly contrasting
| | | | | |
markings such as spots or stripes break up an animal's outline
| | | | | | | | | |
Coincident disruptive patterns - CORRECT ANSWER✔✔-When disruptive
| | | | | |
patterns are aligned by body posture
| | | | | |
(ex: American bittern or butterflies mimicking milk snake)
| | | | | | |
Bicolouration - CORRECT ANSWER✔✔-When the animal is lighter on
| | | | | | | | |
one side of its body than the other
| | | | | | |
, (ex: whirligigs)
|
Countershading - CORRECT ANSWER✔✔-protective coloration of some | | | | | | |
animals in which parts normally in shadow are light and those exposed
| | | | | | | | | | | |
to the sky are dark.
| | | |
Masquerade - CORRECT ANSWER✔✔-Matching the environment with
| | | | | | |
shape and colour| |
(ex: angle winged butterfly)
| | |
Startle patterns - CORRECT ANSWER✔✔-bold and often colourful
| | | | | | | |
patterns that are exposed suddenly to startle a predator; sometimes
| | | | | | | | | |
serve a deflection or distraction role
| | | | |
(ex: underwing moth)
| |
Eyespots - CORRECT ANSWER✔✔-Patterns that mimic eyes used on
| | | | | | | | |
some startle patterns. Make an animal appear 'larger than life'
| | | | | | | | |
(ex: sphinx moth)
| |
Startle structures - CORRECT ANSWER✔✔-Structures exposed suddenly
| | | | | | |
to startle a predator
| | |
(ex: 'snake tongue' osmetarium of giant swallowtail caterpillar, wingtails,
| | | | | | | |
bright tongue of five-lined skink)
| | | | |
