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Wildlife Biology Exam 2 (No Insects) > Exam 2 > Flashcards

Exam 2 Flashcards

No Insects

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1
Q

Phylum Porifera

A

Sponges

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2
Q

Phylum Porifera Traits

A

-primative: no mouth, tissues, organs
-filter feeder
-sessile as adults
-calcareous: calcium carbonate “skeleton”
or -siliceous: made of silica
or -spicules: criss cross “skeleton”
or -spongin: soft and spongy

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3
Q

calcareous

A

made of calcium carbonate

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4
Q

siliceous

A

made of silica

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5
Q

spicules

A

found in sponges for structural support

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6
Q

spongin

A

found in sponges soft and squishy

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7
Q

sessile

A

stationary as adults

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8
Q

erect sponge

A

grows upright

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9
Q

encrusting

A

grows flat on stationary surfaces

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10
Q

random body shape

A

no symmetry

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11
Q

Asymmetrical

A

not symmetrical

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12
Q

Bilateral

A

can be split evenly in half

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13
Q

radial symmetry

A

can be spilt like a pie or pizza

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14
Q

Phylum Cnidaria

A

Jellies

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15
Q

Phylum Cnidaria Traits

A
  • radial symmetry
  • ring of feeding tentacles with nematocysts
  • medusa body shape: tentacles face down
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16
Q

nematocysts

A

stingers at the end of tentacles

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17
Q

Phylum Cnidaria Three Major Classes

A
  • Class Scyphozoa (true jellies)
  • Class Anthozoa (polyp body shape)
  • Class Hydrozoa (others)
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18
Q

Class Scyphozoa

A

True Jellies

  • medusa body
  • oral surface facing downward
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19
Q

Class Anthozoa

A

Polyp Body Type

  • anemones
  • oral surface facing upwards
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20
Q

Class Hydrozoa

A

Various Body Types

  • solitary or colonial
  • By the Wind Sailor
  • Portugese Man O’ War
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21
Q

By the Wind Sailor

A

Class Hydrozoa

-floats has a sail and trails tentacles in water

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22
Q

Portuguese Man O’ War

A

Class Hydrozoa

-floats with air sac has longer tentacles that trail in water

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23
Q

Phylum Platyhelminthes

A

Flat Worms

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24
Q

Phylum Platyhelminthes Traits

A
  • bilateral symmetry
  • ventral cilia (hair-like structures)
  • anterior: side of vital organs
  • posterior: opposite of anterior
  • free-living or parasitic
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25
Q

ventral cilia

A

hair-like structures on the dorsal surface of platyhelminths (flat worms)

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26
Q

Parasitic Platyhelminthes (Flat Worms)

A

Tapeworm and Fluke

-covered in a cuticle that protects them from digestion

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27
Q

Phylum Nematoda

A

Round Worms

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28
Q

Phylum Nematoda Traits

A

Round Worms

  • bilateral symmetry
  • spindle shaped bodies (one round end one pointy end)
  • round cross-section
  • free-living or parasitic
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29
Q

Phylum Annelida Traits

A
  • bilateral

- segmented

30
Q

Phylum Annelida 3 Classes

A
  • Class Polychaete
  • Class Earthworm
  • Class Leeches
31
Q

Phylum Annelida: Class Polychaete

A

Marine Worms

  • pair of parapodia (locomotion or respiration) and bristles on each segment
  • segmented
32
Q

Phylum Annelida: Class Earthworm

A
  • no parapodia (nubs that stick out)
  • bristles reduced
  • intersex: both male and female parts
33
Q

Phylum Annelida: Class Leeches

A
  • no parapodia or bristles

- anterior and posterior suckers

34
Q

Class Polyplacophora Species

A

Chitons

35
Q

Class Polyplacophora Traits

A

Chitons

  • 8 dorsal valves
  • girdle: surrounds outside of dorsal valves
  • muscular foot
  • radula: feeding “tube”
36
Q

Class Gastropoda

A

Snails or Slugs

37
Q

Class Gastropoda Traits

A
  • shells or not
  • herbivores (exposed gills to catch plankton)
  • or carnivores (sea/slugs)
  • Abalone: shell with holes
  • Periwinkles: small shelled sea snails
  • Limpets: cone shaped shell
  • Garden and Banana slugs
  • Garden Snail
  • Sea Hare: sea slug
  • Nudibranchs: carnivorous sea slug / (naked gills)
38
Q

Periwinkles

A

small shelled sea snails

39
Q

Abalone

A

shell with holes

40
Q

Limpets

A

cone shaped shell

41
Q

Sea Hare

A

Sea Slug

42
Q

Nudibranchs

A

Anemone-looking

carnivorous sea slug

43
Q

Class Bivalves

A
  • California Muscles

- Bean Clam

44
Q

Class Cephalopoda

A
  • Opalescent Squid: shiny, head fin (8 arms + 2 tentacles)
  • Giant Pacific Octopus: red white orange (8 arms)
  • Two-Spotted Octopus: two brown spots (8 arms)
45
Q

Phylum Arthropoda

A

Jointed Leg

  • segmented body and legs
  • exoskeleton chitin must be molted
46
Q

Phylum Arthropoda: Subphylum Crustacea

A
  • mostly marine

- respire with gills

47
Q

4 Major Groups of Crustacea

A
  • Decapods
  • Amphipods
  • Barnacles
  • Isopods
48
Q

Group of Crustacea/ Decapods

A

Decapods:
Cray Fish: fresh water, (mini lobster) no large claws
Spiny/Rock Lobster: marine no large claws
Crustacea: Shore Crabs/Kelp Crabs/Cancer Crabs
-10 legs
-cephalothorax: head thorax fusion

49
Q

Shore Crabs

A

Square Boxy Carapace

flattened thorax that covers most of body

50
Q

Kelp Crabs

A

Fan-Like Carapace

flattened thorax that covers most of body

51
Q

Cancer Crabs

A

Shield-Like Carapace

flattened thorax that covers most of body

52
Q

Male Crabs

A

Narrow Abdomen

53
Q

Female Crabs

A

Wider Abdomen to carry eggs

54
Q

Sand Crabs

A
  • stream-line carapace (bullet shape)

- burrow into sand

55
Q

Hermit Crabs

A

-live in empty gastropod shell

56
Q

Isopods

A 
Sow Bug (rolly polly)
-Dorsoventrally flattened (can be split into left vs right side)
57
Q

Amphipods

A

Beach Fleas

-Laterally Flattened (can be split into top and bottom)

58
Q

Barnacles

A 
Acorn Barnacles (little volcanoes)
Goose Barnacles (spotted/overlapping spots)
59
Q

Phylum Arthropoda: Class Arachnid

A
  • eight legs
  • usually eight eyes
  • cephalothorax and abdomen
  • terrestrial carnivores
60
Q

Black Widow

A
  • no webs

- red hourglass shape on underside of females only

61
Q

Brown Widow

A
  • look like black widow but not poisonous

- spiky egg sacs

62
Q

Crab Spider

A
  • live in flower that matches their body color

- two outstretched front legs

63
Q

Jumping Spider

A
  • active hunters
  • cute: two enlarged front facing eyes
  • always trail silk in case of jump
64
Q

Green Lynx

A
  • green
  • lives in trees
  • no webs
65
Q

Cobweb Spider

A

Daddy Long Legs

66
Q

Orb Weaver

A
  • large circular webs

- females have stripes

67
Q

Arachnid Anatomy: Pedipalp

A
  • front facing appendages on face of spider

- used for sensory and mating

68
Q

Arachnid Anatomy: Respiration

A

Spiracles: breathing holes on side of abdomen

Or Book Lungs: gill like breathing slits on side of abdomen

69
Q

Arachnid Anatomy: Webs

A

Spinnerets: produce webs; which can vary in thickness and stickiness

70
Q

Arachnid Anatomy: Legs

A

Attached to the cephalothorax (head thorax fusion)

71
Q

Arachnid Anatomy: 2 Major Body Parts

A

Cephalothorax: head thorax fusion

Abdomen

Wildlife Biology Exam 2 (No Insects) (1 decks)

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