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| Kingdom Protista is divided into two main groups: |
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| There are four major phyla in subkingdom Protozoa: |
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| phylum Mastigophora , phylum Sarcodina ,phylum Ciliophora. These phyla are distinguished from one another based on their organisms' method of locomotion. |
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| Subkingdom Algae, on the other hand, contains five major phyla: |
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| phylum Chlorophyta , phylum Chrysophyta, phylum Pyrrophyta, phylum Phaeophyta, and phylum Rhodophyta. Organisms are separated into these phyla based on habitat, organization, and type of cell wall. |
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| In general, members of subkingdom Protozoa have a mechanism that allows them to |
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| – A temporary, foot-like extension of a cell, used for locomotion or engulfing food |
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| The most striking feature of the organisms in this phylum is that they have no standard body shape |
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| – The region of a eukaryotic cell that contains the cell's main DNA |
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| Vacuole – A membrane-bounded “sac” within a cell |
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| – The thin, watery cytoplasm near the plasma membrane of some cells |
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| Amoebae can form ______ (much like the endospores which bacteria form) in an attempt to survive life-threatening conditions such as dryness or a lack of food. |
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| – A protozoan that propels itself with a flagellum |
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| – A firm, flexible coating outside the plasma membrane |
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| – An organelle containing chlorophyll for photosynthesis |
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| – A pigment necessary for photosynthesis |
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| – A light-sensitive region in certain protozoa |
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| – A close relationship between two or more species where at least one benefits |
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| – A relationship between two or more organisms of different species where all benefit from the association |
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| – A relationship between two organisms of different species where one benefits and the other is neither harmed nor benefited |
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| – A relationship between two organisms of different species where one benefits and the other is harmed |
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| Mutualism, commensalism, and parasitism, then, are all specific types of |
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| – Hairlike projections that extend from the plasma membrane and are used for locomotion |
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| – A reproductive cell with a hard, protective coating |
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| – Tiny organisms that float in the water |
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| Zooplankton – Tiny floating organisms that are either small animals or protozoa |
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| – Tiny floating photosynthetic organisms, primarily algae |
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| – The body of a plant-like organism that is not divided into leaves, roots, or stems |
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| – A substance (made of sugars) that is common in the cell walls of many organisms |
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| Phylum Chrysophyta is also known as |
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| – A special structure used by an organism to anchor itself |
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| – A colony that uses holdfasts to anchor itself to an object |
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| Phylum Pyrrophyta also know as |
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