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Biology 11 > Protista > Flashcards

Protista Flashcards

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1
Q

Phylum Bacciliariophyta aka Diatoms

A

-Photo synthetic with red and yellow pigment
-Cell wall of silica (glass) or prectin
aquatic
- stores sugar as oil
- oil helps float
- creates sea foam

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2
Q

Basic characteristics of protista

A

eukaryotic
unicellular (not all but most)
Asexual reproduction with some sexual
Autotrophic or heterotrophic

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3
Q

Names of all 3 plant like protist phylums

A

Euglenophyta
Pyrrophyta
Baccilariophyta

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4
Q

Phylum Euglenophyta

A

-move with flagella (near eyespot)
- Have photosynthetic chloroplasts
- Pellicile and contractile fibres
_keeps shape, can compact
-stores sugar as starch

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5
Q

Phylum Pyrophyta

A
  • Mostly marine
  • two flagella
  • chlorophyll ( red and yellow pigments)
  • cell wall of cellulose
  • bio-luminescent
  • cause red tide (nerve toxin)
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6
Q

Names of the three fungus-like protists

A

aerasimycota (slime mold)

  • myxomycota (slime mold)
  • Oomycota (spores, water molds)
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7
Q

Ecological roles of protists

A
  • primary producer eg. phytoplankton
  • symbitic relationships eg. trichnonympha
  • Primary consumer eg. zooplankton
  • pathogen eg. Trypanosoma
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8
Q

Protist pathogens

A
  • paralytic shellfish poisoning
  • ameobic dysentry
  • African sleeping sickness
  • Malaria
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9
Q

Paralytic shellfish poisoning

A

red tide

nerve toxin

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10
Q

Ameobic dysentry

A

attacks intestines

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11
Q

Attacks intestines

A

Ameobic dysentry

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12
Q

African sleeping sickness

A

attacks blood cells
very tired “sleeping”
Attacks nerve system
puts you in a coma

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13
Q

Puts you in a coma

A

African sleeping sickness

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14
Q

Malaria

A 
attacks liver 
malaise 
fever 
death 
lots of toxins in body
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15
Q

Attacks liver

A

Malaria

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16
Q

Origin of protists

A
  • endosymblosis theory
  • mitochondria of all eukaryotic cells evolve from aerbic bacteria engulfed/living inside of host cell
  • chloroplasts of all eukaryotic cells evolved from endosymbiotic cyanobacteria
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17
Q

Classification of protists

A

animal like; heterotriphic
plant like; photosynthetic autotrophic
fungus like; extracellular decomposer

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18
Q

Animal like protist characteristics

A

Zooplankton
heterotrophic
Motility: flagella, pseudopods, cilia
consumer

19
Q

Three names of aminal like protist phylums

A

Ciliophora (paramecium)
zoomastigina (zooflagellates)
sarcodina (sarcode=jelly)

20
Q

Another name for ciliophora

A

paramecium

21
Q

Another name for zoomastigina

A

zooflagellates

22
Q

Another name for sarcodina

A

amoeba

23
Q

Phylum ciliophora

A

move with cilia
fast
pellicile coating (tough, flexible, maintains shape)

24
Q

Phylum Zoomastigina

A

also known as zooflagellates
have one or more flagella
heterotrophic
most are parasitic pathogens or symbiotic

25
Q

Example of a zoomastigina

A

trypanosoma (African sleeping sickness)

26
Q

Phylum sarcodina

A 
Move with pseutopods 
outer layer of calcium carbonate 
aquatic 
have a contractile vacuole 
engulf their food with pseutopods 
food vacuoles (bubbles) form and enzymes digest
27
Q

How do Protists in the phylum sarcodina consume their food?

A

Pseutopods engulf organic matter (phagocytotis)
Food vacuols form
enzymes digest

28
Q

What does sarcode mean

A

jelly (looks like a booger)

29
Q

Method of sexual reproduction in paramecium

A

fission

30
Q

Short, hairlike structures used for movement

A

Cilia

31
Q

Finger like projections of cytoplasm

A

pseudopod

32
Q

Protist that has a three stage life cycle

A

slime mold

33
Q

Method of reproduction in ameba

A

conjugation

34
Q

Gives shape to the paramecium

A

pellicle

35
Q

Contains chlorophyll

A

chloroplast

36
Q

reacts to light

A

eyespot

37
Q

used for movement by paramecium

A

cilia

38
Q

The paramecium ingests its food through this opening

A

oral groove

39
Q

pseudopods

A

used for movement and obtaining food

40
Q

Which protists have shells made of silica

A

diatoms

41
Q

the long, hairlike structures some protists use for locomotion are called

A

flagella

42
Q

How do euglena get food

A

by making it

43
Q

Ameba obtain food by

A

surrounding it

Biology 11 (27 decks)

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