LT Protists

Question 1

desmids

Cellular Composition
Cell Wall
Cell Wall Major Composition
Motile
Structure for Locomotion
Energy Stored As
Feeding Structure
Ecological Role Similar To
Single-Celled/Multicellular/Colonial
Main Defining Characteristics

Answer 1

Cellular Composition: Unicellular
Cell Wall: Yes
Cell Wall Major Composition: Cellulose
Motile: No
Structure for Locomotion: N/A (uses water currents)
Energy Stored As: Starch
Feeding Structure: N/A (uses photosynthesis)
Ecological Role Similar To: Plant-like
Single-Celled/Multicellular/Colonial: Unicellular, can be colonial
Main Defining Characteristics: 2 semi-cells, isthmus

Question 2

diatom

Cellular Composition
Cell Wall
Cell Wall Major Composition
Motile
Structure for Locomotion
Energy Stored As
Feeding Structure
Ecological Role Similar To
Single-Celled/Multicellular/Colonial
Main Defining Characteristics

Answer 2

Cellular Composition: Unicellular
Cell Wall: Yes
Cell Wall Major Composition: Silica
Motile: No
Structure for Locomotion: N/A (uses water currents)
Energy Stored As: Oil (and chrysolaminarin)
Feeding Structure: N/A (uses photosynthesis)
Ecological Role Similar To: Plant-like
Single-Celled/Multicellular/Colonial: Unicellular
Main Defining Characteristics: Crystalline cell wall, brown color

Question 3

paramecium

Cellular Composition
Cell Wall
Cell Wall Major Composition
Motile
Structure for Locomotion
Energy Stored As
Feeding Structure
Ecological Role Similar To
Single-Celled/Multicellular/Colonial
Main Defining Characteristics

Answer 3

Cellular Composition: Unicellular
Cell Wall: No
Cell Wall Major Composition: N/A
Motile: Yes
Structure for Locomotion: Cilia
Energy Stored As: Glycogen
Feeding Structure: Oral groove
Ecological Role Similar To: Plant (certain) Animal-like (most)
Single-Celled/Multicellular/Colonial: Unicellular
Main Defining Characteristics: Oral groove

Question 4

stentor

Cellular Composition
Cell Wall
Cell Wall Major Composition
Motile
Structure for Locomotion
Energy Stored As
Feeding Structure
Ecological Role Similar To
Single-Celled/Multicellular/Colonial
Main Defining Characteristics

Answer 4

Cellular Composition: Unicellular
Cell Wall: No
Cell Wall Major Composition: N/A
Motile: Yes
Structure for Locomotion: Cilia
Energy Stored As: Glycogen
Feeding Structure: Food gullet
Ecological Role Similar To: Animal-like
Single-Celled/Multicellular/Colonial: Unicellular
Main Defining Characteristics: Trumpet, ball shapes, macronucleus chains

Question 5

amoeba

Cellular Composition
Cell Wall
Cell Wall Major Composition
Motile
Structure for Locomotion
Energy Stored As
Feeding Structure
Ecological Role Similar To
Single-Celled/Multicellular/Colonial
Main Defining Characteristics

Answer 5

Cellular Composition: Unicellular
Cell Wall: No
Cell Wall Major Composition: N/A
Motile: Yes
Structure for Locomotion: Pseudopods
Energy Stored As: Glycogen
Feeding Structure: Pseudopodia
Ecological Role Similar To: Animal-like
Single-Celled/Multicellular/Colonial: Unicellular
Main Defining Characteristics: Pseudopodia

Question 6

euglena

Cellular Composition
Cell Wall
Cell Wall Major Composition
Motile
Structure for Locomotion
Energy Stored As
Feeding Structure
Ecological Role Similar To
Single-Celled/Multicellular/Colonial
Main Defining Characteristics

Answer 6

Cellular Composition: Unicellular
Cell Wall: No
Cell Wall Major Composition: N/A
Motile: Yes
Structure for Locomotion: Flagella
Energy Stored As: Paramylon (starch-like polysaccharide)
Feeding Structure: Mixotrophs
Ecological Role Similar To: Plant or Animal-like
Single-Celled/Multicellular/Colonial: Unicellular
Main Defining Characteristics: Eyespot/photoreceptor, pellicle, mixotrophic

Question 7

trypanosoma

Cellular Composition
Cell Wall
Cell Wall Major Composition
Motile
Structure for Locomotion
Energy Stored As
Feeding Structure
Ecological Role Similar To
Single-Celled/Multicellular/Colonial
Main Defining Characteristics

Answer 7

Cellular Composition: Unicellular
Cell Wall: No
Cell Wall Major Composition: N/A
Motile: Yes
Structure for Locomotion: Flagella and undulating membrane
Energy Stored As: Glycogen
Feeding Structure: N/A (uses diffusion)
Ecological Role Similar To: Animal-like
Single-Celled/Multicellular/Colonial: Unicellular
Main Defining Characteristics: Undulating membrane

Question 8

volvox

Cellular Composition
Cell Wall
Cell Wall Major Composition
Motile
Structure for Locomotion
Energy Stored As
Feeding Structure
Ecological Role Similar To
Single-Celled/Multicellular/Colonial
Main Defining Characteristics

Answer 8

Cellular Composition: Colonial
Cell Wall: Yes
Cell Wall Major Composition: Glycoproteins
Motile: Yes
Structure for Locomotion: Flagella
Energy Stored As: Starch
Feeding Structure: N/A (uses photosynthesis)
Ecological Role Similar To: Plant-like
Single-Celled/Multicellular/Colonial: 2 types of cells, colonial
Main Defining Characteristics: Sex cells and bi-flagellate somatic cells, ECM (extracellular matrix)