Protista

Question 1

Phylum Bacciliariophyta aka Diatoms

Answer 1

-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

Question 2

Basic characteristics of protista

Answer 2

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

Question 3

Names of all 3 plant like protist phylums

Answer 3

Euglenophyta
Pyrrophyta
Baccilariophyta

Question 4

Phylum Euglenophyta

Answer 4

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

Question 5

Phylum Pyrophyta

Answer 5

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

Question 6

Names of the three fungus-like protists

Answer 6

aerasimycota (slime mold)

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

Question 7

Ecological roles of protists

Answer 7

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

Question 8

Protist pathogens

Answer 8

• paralytic shellfish poisoning
• ameobic dysentry
• African sleeping sickness
• Malaria

Question 9

Paralytic shellfish poisoning

Answer 9

red tide

nerve toxin

Question 10

Ameobic dysentry

Answer 10

attacks intestines

Question 11

Attacks intestines

Answer 11

Ameobic dysentry

Question 12

African sleeping sickness

Answer 12

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

Question 13

Puts you in a coma

Answer 13

African sleeping sickness

Question 14

Malaria

Answer 14

attacks liver 
malaise 
fever 
death 
lots of toxins in body

Question 15

Attacks liver

Answer 15

Malaria

Question 16

Origin of protists

Answer 16

• 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

Question 17

Classification of protists

Answer 17

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

Question 18

Animal like protist characteristics

Answer 18

Zooplankton
heterotrophic
Motility: flagella, pseudopods, cilia
consumer

Question 19

Three names of aminal like protist phylums

Answer 19

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

Question 20

Another name for ciliophora

Answer 20

paramecium

Question 21

Another name for zoomastigina

Answer 21

zooflagellates

Question 22

Another name for sarcodina

Answer 22

amoeba

Question 23

Phylum ciliophora

Answer 23

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

Question 24

Phylum Zoomastigina

Answer 24

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

Question 25

Example of a zoomastigina

Answer 25

trypanosoma (African sleeping sickness)

Question 26

Phylum sarcodina

Answer 26

``` 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 ```

Question 27

How do Protists in the phylum sarcodina consume their food?

Answer 27

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

Question 28

What does sarcode mean

Answer 28

jelly (looks like a booger)

Question 29

Method of sexual reproduction in paramecium

Answer 29

fission

Question 30

Short, hairlike structures used for movement

Answer 30

Cilia

Question 31

Finger like projections of cytoplasm

Answer 31

pseudopod

Question 32

Protist that has a three stage life cycle

Answer 32

slime mold

Question 33

Method of reproduction in ameba

Answer 33

conjugation

Question 34

Gives shape to the paramecium

Answer 34

pellicle

Question 35

Contains chlorophyll

Answer 35

chloroplast

Question 36

reacts to light

Answer 36

eyespot

Question 37

used for movement by paramecium

Answer 37

cilia

Question 38

The paramecium ingests its food through this opening

Answer 38

oral groove

Question 39

pseudopods

Answer 39

used for movement and obtaining food

Question 40

Which protists have shells made of silica

Answer 40

diatoms

Question 41

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

Answer 41

flagella

Question 42

How do euglena get food

Answer 42

by making it

Question 43

Ameba obtain food by

Answer 43

surrounding it