Lab Exercise 3 Flashcards
Kingdom Protista is one of the four kingdoms in Domain _ _ _ _ .
Eukarya
The “plant-like” photoautotrophic protists are collectively referred to as _______, while the “animal-like” heterotrophic protists are referred to as_______
algae and protozoa
The flexible protein-containing outer covering of some protists, that allows for movement, but also allows water into the cell, is called a
pellicle
The cell walls of ________algae are composed of cellulose and algin, a gelatinous material that makes them feel slippery and slimy.
brown
Which best explains why “Brain-eating amoeba” is not a very accurate name?
They aren’t really amoebas.
Which phylum (common name) of organisms has a outer covering made of silica and formed into 2 halves, like a box and a lid?
diatoms
Which phylum (common name) of organisms are covered in plates of cellulose ad have 2 perpendicular flagella?
Dinoflagellates
Because foram fossils are quite abundant, they are commonly used as________ fossils, used to tell the age of an area of sediment.
index
Ciliates have 2 nuclei. One is called a_____and acts as the control center for the cell. The other is called a _______ and is used in sexual reproduction.
macronucleus and micronucleus
Which filamentous organism (genus name) has coiled chloroplasts and can reproduce sexually via a conjugation tube?
Spirogyra
Which phylum (common name) of organisms can cause “red tides” when they have a dramatic increase in their numbers?
Dinoflagellates
Which is NOT one of the characteristics linking green algae and land plants?
Both have cell walls composed of chitin.
The protists most closely related to animals are the
choanoflagellates
This is an organism in the genus _____ The circled structure is a
Volvox and daughter colony
This is an organism in genus _______ and the phylum of
_________
Sargassum and brown algae
Select ALL of the following protists that are (or can be) heterotrophic.
Ciliates, Foraminiferans, Amoeba, Choanoflagellates, and
Radiolarians
Select ALL of the following protists that have pseudopods.
radiolarians, foraminiferans, amoebas
Select ALL of the following protists that have a cell wall or test (shell) of some variety, regardless of material.
Diatoms, Brown algae, Foraminiferans, and Radiolarians
