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Algea
N/A
17
Science
7th Grade
12/02/2010

Additional Science Flashcards

 


 

Cards

Term
Name the 6 types of algea
Definition

Chlorophyta

Pheaophyta

Rhodophyta

Chrysophyta

Pyrrophyta

Euglenophyta

Term

 

Chrysophyta

 

Definition

green algea

unicellular

colonial

filamentous

thalliod

Term
Protocuss
Definition

 -asexual

 -unicellular

 -found is moist, shady places (tree trunks)

 

Term
Phaeophyta
Definition

-multicellular

-brown aglea

-thallus

-holdfast

-food source

-alginates (gels for ice cream)

-source of iodine

-grows in cooler waters

 

Term

Rhodophyta

 

Definition

-red algea

-delicate thallus

-autotrophs

-multicellular

-food source in Asia

-carageenan (csmetics gelatin capsules)

- source of agar

Term
Chrysophyta
Definition

-golden-brown algea

-diatoms

-fresh water and marine

-phytoplankton

-diatomaceos earth

-autotrophs

Term

Prryophyta

 

Definition

-fire algae

-dinoflagellates

-marine

-bioluminescent

-red tide

 

Term
Euglenophyta
Definition

-unicellular

-like protazoans

-not completly autotrophic

-no cell was made of cellulose

Term
Parts of a Euglena
Definition

flagellum

stigma (eye)

nucleus

chloroplast

pellicle

reservior

 

Term
Algea are important because........
Definition

phytoplankton

producers

food source

useful products

Term

Asexual Reproduction of Clamydomonas

 

Definition

absorbs flagella; divides mitocially one to three\ times forming two to eight  haploid flagellated daughter cells(zoospores); zoospores break out of the parent celll; and then grow to full size

 

Term
Sexual Reproduction of Clamydomonas
Definition
hapliod cells divide and form haploid gamets; + gamete combines with - to grom a diploid zygote with developes a wall (zygospore); when conditions are favorable zygospore breaks out of thick wall and then forms into a haploid cell
Term
N; half of chromosomes
Definition
hapliod
Term
2N; pairs of chromosomes
Definition
diploid
Term
Ulva reproduction
Definition
[image]
Term
Kingdom Protista
Definition

-eukayotic

- unicelllular

-colonial

-multicelluar

-mostly autotrophs (some hetrotrophs)

 

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