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marine bio > ch 13 fish form and function > Flashcards

ch 13 fish form and function Flashcards

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Biology 101 flashcards
1
Q

how do fish avoid predation

A

coloration
escape mechanisms
body armor
toxins
hiding
behaviors

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2
Q

what are examples of defense coloration

A

iridescent colors
disruptive patterns
aposematic (warning) coloration
cryptic coloration/camouflage

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3
Q

what is an example of a fish that uses escape mechanisms

A

flying fish

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4
Q

what is an example of a fish that uses body armor

A

pufferfish

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5
Q

what fish produce toxins

A

scorpionfishes, lionfishes, puffers

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6
Q

what is a behavioral example of avoiding predatation

A

schooling, migration

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7
Q

gonochoristic

A

separate sexes

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8
Q

two types of hermaphroditism

A

simultaneous and sequential

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9
Q

protandrous

A

male to female

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10
Q

protogynous

A

female to male

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11
Q

monogamy

A

1 m + 1 f

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12
Q

polygyny

A

1 m + many f

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13
Q

polyandry

A

1 f + many m

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14
Q

polygynandry

A

many m + many f

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15
Q

sexual paratism

A

that deep sea fish that attaches its sperm producing organs to fish

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16
Q

pelagic spawners

A

broadcast spawning in open ocean - no parental care

17
Q

benthic spawning

A

broadcast spawning on seafloor - no parental care

18
Q

brood hiders

A

hiding eggs - no parental care

19
Q

guarders

A

parental care until offspring hatch

20
Q

bearers

A

carrying eggs internally or externally

21
Q

ovuliparity (salmon)

A

unfertilized eggs are laid, fertilized externally

22
Q

oviparity

A

fertilization internal, eggs released for external development

23
Q

ovoviviparity

A

fertilization internal, eggs stay inside parent but nutrients are from egg yolks

24
Q

viviparity

A

fertilization internal, eggs stay inside parent, nutrients are from parent

25
Q

characteristics of coelacanths

A

-paired lobe fins
-only two species alive
-inside lobes are bones that are homologous

26
Q

characteristics of lungfish

A

-fresh water
-can breathe oxygen outside of water through their skin

marine bio (5 decks)

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