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Zoology > Phylum Porifera- Annelida > Flashcards

Phylum Porifera- Annelida Flashcards

1
Q

What environments does phylum Porifera live in?

A

Aquatic environments, mostly marine

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2
Q

How does phylum Porifera get food?

A

Depends on the water currents for food and oxygen

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3
Q

What cell level is phylum Porifera?

A

Multicellular

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4
Q

How does phylum Cnidaria reproduce?

A

Asexual, monoecious (both genders) and dioecious

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5
Q

Does phylum Porifera have a nervous system?

A

No

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6
Q

How do phylum Porifera reproduce?

A

Most of them are monoecious (both genders) and reproduce sexually and asexually

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7
Q

What shape is phylum Porifera?

A

Asymmetrical, some radial

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8
Q

No organs or tissues, intracellular digestion, excretion, and respiration by diffusion

A

phylum Porifera

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9
Q

Reputation and excretion carried though water

A

phylum Porifera

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10
Q

Heterotrophic filter feeder

A

phylum Porifera

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11
Q

What phylums can regenerate?

A

phylum Porifera

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12
Q

Collar cells have flagella to filter food

A

phylum Porifera

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13
Q

Large opening in top of sponge where water exits

A

Osculum

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14
Q

Make up coral reefs

A

phylum Porifera

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15
Q

What are examples of phylum Porifera?

A

Euspongia (bath sponge), Glass sponge, finger sponge, tube sponge

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16
Q

What type of symmetry does phylum Cnidaria have?

A

Radial symmetry

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17
Q

Sting and capture food

A

phylum Cnidaria

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18
Q

What type of habitat does phylum Cnidaria typically inhabit?

A

Aquatic areas, mostly marine

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19
Q

What are the two body forms of phylum Cnidaria?

A

Polp: sessile
Medusa: free swimming

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20
Q

What is an ocelli?

A

A photosensitive organ

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21
Q

No excretory or respiratory system

A

phylum Cnidaria

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22
Q

What are nematocysts?

A

Stinging cells

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23
Q

Have nerve nets (network of nerve cells that allow it to detect stimuli)

A

phylum Cnidaria

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24
Q

What is the epidermis?

A

Outer layer of cells

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25
Q

What is the gastrodermis?

A

Where the digestion occurs

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26
Q

What is mesoglea?

A

Jelly-like, supports body (elastic skeleton); 95% water

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27
Q

What are examples of phylum Cnidaria?

A

Hydra man o war, jelly fish, sea anemone, coral

28
Q

What is an example of phylum Ctenophora?

A

Sea walnuts (comb jellies)

29
Q

What is good about phylum Cnidaria?

A

Coral reefs need aquatic habitants

30
Q

What is bad about phylum Cnidaria?

A

Can be deadly (man o war, box jelly)

31
Q

What are the seven characteristics of phylum Ctenophora?

A

Free swimming and marine, has mouth and anal pore, usually two tentacles, pharynx, muscle cells, bio-luminescent, and no stinging cells

32
Q

What are the four classes of phylum Platyhelminthes

A

Turbelarria
Tremeatoda
Cestoda
Monogenea

33
Q

What is turbelarria?

A

Planarians

34
Q

What is trematoda?

A

Flukes (all parasites)

35
Q

What is Cestoda?

A

Tapeworms (intestine parasites)

36
Q

What is monogenea?

A

Parasitic to fish

37
Q

What is the symmetry of phylum Platyhelminthes?

A

Bilateral

38
Q

Parasites (absorb), carnivores, scavengers

A

phylum Platyhelminthes

39
Q

What is phylum Platyhelminthes habitat?

A

Aquatic (fresh and salt), terrestrial, and within a host

40
Q

How does phylum Platyhelminthes reproduce?

A

Asexual regeneration and sexual, also have both male and female parts

41
Q

What does acoelomate mean?

A

No body cavity (phylum Platyhelminthes)

42
Q

One opening to digestive system, mouth

A

phylum Platyhelminthes

43
Q

Rely on diffusion to get oxygen

A

phylum Platyhelminthes

44
Q

Eye spots detect light

A

phylum Platyhelminthes

45
Q

What’s good about phylum Platyhelminthes

A

Free living flatworms often eat dead matter

46
Q

What is the symmetry of phylum Nematoda?

A

Bilateral

47
Q

How does phylum Nematoda eat?

A

Carnivores parasites, scavengers

48
Q

What is phylum Nematoda’s habitat?

A

Aquatic, terrestrial, within a host, very diverse

49
Q

How does phylum Nematoda reproduce?

A

Sexual (internal fertilization)

50
Q

What is a pseudocoelom?

A

A false body cavity (phylum Nematoda)

51
Q

Diffusion carries nutrients and waste and it has no circulatory system

A

phylum Nematoda

52
Q

What’s good about phylum Nematoda

A

Used in scientific research

53
Q

What’s bad about phylum Nematoda

A

Some parasite worms can clog blood vessels

54
Q

What’s some examples of phylum Nematoda

A 
Hook worms 
Trichinosis
Ascaris (largest nematode) 
Heartworms 
(All flatworms)
55
Q

What symmetry is phylum annelida

A

Bilateral

56
Q

How does phylum annelida feed?

A

Carnivores, scavengers, parasites, very diverse

57
Q

What is phylum annelida’s habitat?

A

Terrestrial and aquatic

58
Q

How does phylum annelida reproduce?

A

Sexually although some species are hermaphrodidic

59
Q

Well developed nervous system (brain and nerve cords react to light, chemicals, and mechanical stimuli)

A

phylum annelida

60
Q

Closed circulatory system- does not rely on diffusion

A

phylum annelida

61
Q

Hydrostatic skeleton- longitudinal and circular muscles

A

phylum annelida

62
Q

What’s good about phylum annelida

A

Decomposers- earthworms
Medical uses- leeches
Important part of food chain

63
Q

What are the germ layers

A

Ectoderm
Mesoderm
Endoderm

64
Q

Nervous system, epidermis of the skin, pitularity lens

A

Ectoderm

65
Q

Muscles, skeleton, notochord, circulatory system, kidney, reproductive system

A

Mesoderm

66
Q

Lining of the digestive tract, liver, pancreas, epithelial lining of lungs, many endocrine glands

A

Endoderm

Zoology (5 decks)

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