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Oceanography > CH. 15 > Flashcards

CH. 15 Flashcards

1
Q

Ectothermic

A

1

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2
Q

Endothermic

A

2

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3
Q

Molting

A

3

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4
Q

Baleen

A

3

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5
Q

Echolocation

A

4use of high frequency sound to locate and stun prey. Used by dolphins, porpoises and toothed-whales

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6
Q

Oxygen revolution

A

5

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7
Q

Trilobite

A

6

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8
Q

Zooxanthelle

A

Provide corals oxygen, carbohydrates and alkaline pH to enhance CaCO3 deposits
Corals have symbiotic relationship with zooxanthelle

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9
Q

Know details and be able to identify the phyla: Porifera

A

Invertebrate: Sponges(suspension feeders)

Hole bearing

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10
Q

Know details and be able to identify the phyla: Cnidaria

A

Invertebrate: Coral, jellies, sea anemones, siphonophores

Contains cnidoblasts used to entangle or injure prey

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11
Q

Know details and be able to identify the phyla: Platyhelminthes

A

Invertebrate: flatworms, flukes, tapeworms

Bilateral symmetry

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12
Q

Know details and be able to identify the phyla: Nematoda

A

Roundworms

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13
Q

Know details and be able to identify the phyla: Annelida

A

Segmented worms

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14
Q

Know details and be able to identify the phyla: Mollusca

A

Chitons, snails, bivalves, squid, octopuses
Soft bodied.
1)Gastropoda(snails)
2)Bivalvia ( clams, oysters and mussels)
3)Cephalopoda (nautiluses octopus and squids)

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15
Q

Know details and be able to identify the phyla: Arthropoda

A

Crabs, shrimp, barnacles, copepods, krill
(Joint-footed)
Most number of individuals and species

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16
Q

Know details and be able to identify the phyla: Echinodermata

A

Sea starts, sea urchins, sea cucumbers

Hedgehog skin

17
Q

Know details and be able to identify the phyla: Cordata

A

Invertebrate:Tunicates, salts,

18
Q

Know details and be able to identify the following chordate classes: Agnatha

A

1

19
Q

Know details and be able to identify the following chordate classes: Chondrichthyes

A

2

20
Q

Know details and be able to identify the following chordate classes: Osteichthyes

A

3

21
Q

Know details and be able to identify the following chordate classes: Mammals

A

4

22
Q

Know details and be able to identify the following chordate classes: Amphibians - why have they not adapted to the marine environment?

A

Skin is too permeable to water

23
Q

Know details and be able to identify the following chordate classes: Aves

A

Endothermic-likely descendants from smaller dinosaurs

Use sun and earths magnetic field to navigate

24
Q

Know details and be able to identify the following chordate classes: Reptiles

A

6

25
Q

Cetacea (describe the 2 suborders of whales: Odontoceti and Mysticeti)

A

Mysticeti: baleen whales(brushlike teeth)
Odontoceti: toothed whales

26
Q

Carnivora

A

Flesh eating: sea lion, elephant seals, sea otters

27
Q

Sirenia

A

Mermaid: Manatee, Dugong

Oceanography (11 decks)

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