plant and fungus like protists
Select reasons why members of phyla Acrasiomycota, Myxomycota, and Oomycota not classified in the kingdom Fungi.
At some point in their life cycle, these species are motile. When present, the cell walls are composed of cellulose
What pigment is responsible for the color of watermelon snow?
carotenoids
What two pigments together create the color in golden-brown algae?
chlorophyll and carotenoids
The thallus type of Volvox is
colonial
Unicellular, colonial, filamentous, and multicellular are examples of
common thallii of algae
diatomaceous earth
deposits of the fossilized remains of diatoms
brown algae
the common name of plant-like protists which are phaeophytes, mostly composed of multicellular algae with a characteristic brown color
diatoms
the common name of plant-like protists which are species of the phylum Bacillariophyta, characterized by a silicon-based symmetrical exoskeleton
green algae
the common name of plant-like protists which are species of the phylum Chlorophyta, most species of which are various shades of green due to the presence of chlorophyll
golden-brown algae
the common name of plant-like protists which are species of the phylum Chrysophyta, characteristic color is the result of the blend of green and red pigments
euglena
the common name of plant-like protists which are species of the phylum Euglenophyta, characterized by presence of flagellum
dinoflagellates
the common name of plant-like protists which are species of the phylum Pyrrophyta, characterized by having two flagella of two different lengths
red algae
the common name of plant-like protists which are species of the phylum Rhodophyta, mostly composed of multicellular algae with a characteristic red color
cellular slime mold
the common name of protists which are species of the phylum Acrasiomycota
feeding phase
the life cycle phase of slime mold when feeding and growth are taking place
slug phase
the phase in the life cycle of cellular slime mold when the individual cells congregate into a slug-like structure from which fruiting bodies will form
algal bloom
the rapid, extensive growth of algae as the result of early perfect growing conditions
phycology
the study of algae
The presence of Ochromonas indicates water because it thrives in environments with .
very clean, very low nutrient levels
Euglenoid movement can best be described as:
worm-like
plasmodium
a nonwalled mass of cytoplasm possessing many nuclei
phycoerythrin
a red pigment found in the red algae and in a few cyanobacteria
aethalium
a spore-bearing structure of plasmoidal slime mold
euglenoid movement
a worm-like movement of euglena, accomplished by expanding and contracting the entire cell
In plasmodial slime molds, the plasmodium transforms into reproductive stage called a(n) __________.
aethalium
The rapid extensive growth of algae as the result of nearly perfect growing conditions is called:
an algal bloom
kelp forest
an undersea ecosystem similar in complexity to terrestrial forests
kelp
any one of certain large, tough, brown seaweeds, which are a source of potassium, iodine, algin, and sodium carbonate
Where are you likely to find diatoms?
anywhere there is moisture
Carrageenan and algin are used in what way by the food-processing industry?
as thickeners
The study of algae is called
phycology
Select businesses that have been negatively affected by a severe red tide in the Gulf Coast of Florida.
shellfish harvesters hotels restaurants fishing
The three-dimensional glass-like structure encasing each diatom is composed mostly of
silicon
red tide
the algal bloom of a member of the phylum Pyrrophyta (dinoflagellates)
thallus
the body structure of an alga
plasmodial slime mold
the common name of fungi-like protists which are species of the phylum Myxomycota, characterized by a multi-nucleated feeding structure called a plasmodium
water mold
the common name of fungi-like protists which are species of the phylum Oomycota, most species of which are either plant parasites or found in fresh-water environments
Select the characteristics common to both green algae and plants.
Food is stored as starch. Cell walls are made of cellulose.
What was the ultimate cause of the large immigration from Ireland to the United States in the mid-nineteenth century?
Much of Ireland's potato crop was destroyed by blight.
is the scientific name of the algae Columbus encountered in the Sargasso Sea.
Sargussum
Even though algae can produce their own food through photosynthesis, they are not part of the Plantae kingdom. why.
They do not have true vascular parts. They possess significantly different reproductive features Their cells do not differentiate.
fucoxanthin
a brown pigment of the algae
late blight
a devastating plant disease caused by Phytophthera infestans, a member of the phylum Oomycota
carrageenan
a gelatinous extract from red algae that is used as a thickener and stabilizer in the food industry
algin
a gelatinous substance derived from brown algae, used in the food industry as a thickener, stabilizer, and emulsifier
agar
a gelatinous substance derived from red algae, used by scientists as food for growing bacteria in the laboratory
red eyespot
a light-sensitive structure in some microorganisms, important for phototaxis
The two types of environments in which we are likely to find water molds are
fresh water and as plant parasites
A person can become sick with NSP (Neurotoxic Shellfish Poisoning) by eating shellfish _____
from an area affected by red tide
A(n) ________ best describes a Synura colony
hairy ball
daughter colonies
in the species Volvox, the new colonies growing inside an older parent colony, which colonies are released when the older colony ruptures
Laminaria is the scientific name for:
kelp algae
The function of a dinoflagellate's flagellum is to , and the function of the flagellum that remains in the .
longer, produce movement, sulcus act, as a rudder
In the past, euglena have been classified as a protozoan because they have:
motility no cell wall pellicle
What is the thallus type of Cladophora vagabunda?
multicellular
In what form do both golden-brown algae and diatoms store their food?
oil
What is the pigment that gives red algae its color?
phycoerythrin