Chapter 21 Kingdon Protista Flashcards
Are Protista usually unicellular? Are there any multicellular Protista?
Yes! Yes!
Are Protista eukaryotic or prokaryotic??
eukaryotic
Today reproduce sexually asexually or both
Both
Are the Protista motile or nonmotile
Yes and no
What are plantlike Protista commonly called?
Algae
Why are algae considered plantlike?
Chloroplast and are photosynthetic
Where are algae usually found?
Usually found in water
What are phytoplankton?
Microscopic organisms in the water, beginning of the food chain
What is the common way of classifying algae?
By color
What are filament outs green algae?
End to end chain of cells after cell division in one
What are multicellular green algae??
See lettes- body is to cell stick
What are colonial green algae?
Loose association of independent cells in which some cells may be specialized for reproduction
What are most brown algae?
Most are multicellular seaweeds
What are four uses of Brown algae
A. kelp
B. authorization
C. providing food and habitat
D. produce Allergan
What is Algin?
Added to foods to give these foods a creamy consistency
What is the most numerous you numerous algae in the ocean?
Golden brown algae—Diatoms
What is special about the cell wall of diatoms?
Cell wall of 2 silica impregnated halves- diatomaceous earth
What are 4 uses of diatomaceous earth?
Polisher, filters, reflects plant, inctatint
What do all the dinoflagellates posses?
All have two flagella
What is the genus Gymnodinium?
Overgrowth causes what is known as red tide releases near toxins fish killers
What is special about Euglenoids?
Photosynthetic, but in absence of sunlight, they become heterotrophs
What are most red algae?
Most are multicellular seaweeds
What are animallike Protista commonly called?
Protozoans
Why are protozoa and considered animallike
Because they are motile and heterotrophic
Are most protozoa microscopic
Yes
Where do you find Protozoa
Mainly in water, moist soil, inside other organisms
What are zooplankton?
Feed on the phytoplankton
are many Protozoa Parasitic
Of the 35,000 species described so far, over 10,000 are parasitic
How are protozoa can commonly group
Gripped by locomotion
What are Anoeboids? What are Pseudopodia?
Common in Ponds.
And it moves by Pseudopodi (fault foot)
What are Cilia? Example?
Connie hair like structures example Paramecium’s
What are zooflagellates? Examples?
Move with flagella Trichomonas-STD Trypanosoma-African sleeping sickness (Test fly) Giardia- Black plows disease Trichonympga- Get of Termites
What are sporozoa? Examples?
Don’t move
