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unit 2 science
6th Grade
Question | Answer |
---|---|
Protoctist | Defined on the basis of not bing an animal, plant, fungus or bacterium |
Micro - Organism | tiny living thing that can be seen only under a microscope |
Autotroph | An organism that makes its own food from simple substances |
Heterotrophs | An organism that can't photosynthesize; it has to eat |
Plankton | tiny organisms are found floating on or near the water's surface |
Red Tide | when dinoflagellites multipy so fast that they color a section of ocean water |
Chlorophyll | what plants and many protoctists use to capture light for photosynthesis |
Air Bladders | Brown algae depend on grapelike bulbs called these to float within range |
Blades | Brown algae don't have leaves, but they have leaflike structures called this |
Holdfasts | Brown algae don't have roots, but they have rootlike structures called this that cling to rocks |
Stipes | Brown algae don't have stems, but they have stemlike structures called this |
Psuepod | false feet used by Amoebas to move around and to gather food |
Dysentary | Amoebas that contaminate water can cause this |
Cilia | tiny hairlike projections used by Ciliates like to move themselves around |
Conjunction | A process used by Ciliates to attach themselves to each other and exchange genetic information |
Sporozoans | Can't move on their own and can't make their own food , so they survive as parasites |
Malaria | Caused by sporozoans which causes muscles to aches, fevers, and chills |
Saphorites | Some protoctists that keep food webs moving by eating dead or decaying materials |
Viruses are made up of cells | NO |