Card Set Information
Term Sheet- Chapter 12 7th Grade Science SKINNER
One common characteristic of protists
: have a nucleus
Example of a funguslike protist
Scrambled egg slime mold
What kind of consumers are funguslike protists?
Where are slime molds found?
Cold, damp, shady places
Example of slime molds
Pretzel Slime Mold
What do slime molds do when unfavorable conditions occur?
: stalk-like structures with knobs
Importance of phytoplankton
makes most of the world's oxygen
Plantlike protists include:
Red algae, green algae, brown algae, diatoms, dinoflagellates, & euglenoids
How algae obtain food
Where do red algae live?
Where do brown algae live?
Where do green algae live?
Water or damp soil
Where do diatoms live?
Salt and fresh water
Where do dinoflagellates live?
Characteristics of Euglenoids
Both plants and animals
What is the purpose of flagella?
Flagella are used to help euglenoids move
How do amoebas move?
(false feet) sticks to a surface and the rest of the cell flows, then the other pseudopods retract
What is the shape of Amoebas?
Glass ornaments (due to their shell)
How do amoebas capture food?
Amoebas surround the food with its pseudopodia (false feet), forming a vacuole
Example of symbiotic flagellate
lives in guts of termites
hairlike threads that move 60 times a minute to help the ciliate move around
Example of a ciliate
What is a macronucleus in a ciliate?
It is one of the 2 nuclei in a ciliate in which helps direct everyday function of the cell
What is a micronucleus in a ciliate?
It is one of the 2 nuclei in which helps pass genes to another paramecium during sexual reproduction
Parasitic (Parasites); absorb nutrients from the host
Spore-forming protists that cause maleria
How do fungi obtain food?
Fungi either decompose the food that they are living on or near or they are parasitic (parasites)