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Ecology & Taxonomy
Test review
| Term | Definition |
|---|---|
| The only living organisms that are prokaryotic | Bacteria |
| Eukaryotic, unicellular | Protista |
| Eukaryotic, multicellular, autotrophic | Plantae |
| Eukaryotic, multicellular, heterotrophic, absorbs food | Fungi |
| Eukaryotic, multicellular, heterotrophic, ingests food | Animalia |
| Types of bacteria | -Archaebacteria -Eubacteria |
| Examples of bacteria | -salmonella -tetanus |
| Examples of protists | -amoeba -paramecium |
| Examples of plants | -plants, trees -poison ivy |
| Examples of fungi | -mushrooms -mold, yeast |
| Examples of animals | -donkey -platypus |
| "Father of taxonomy" | Carolus Linnaeus |
| Binomial nomenclature | 2 name naming system |
| 1 | Kingdom |
| 2 | Phylum |
| 3 | Class |
| 4 | Order |
| 5 | Family |
| 6 | Genus |
| 7 | Species |
| Phylogeny | -evolutionary history for a group of species -shown using tree diagrams |
| Cladistics | -classification based on common ancestry -shown using a cladogram |
| Dichotomous key | -classification system using different groups and branches |
| Archaebacteria | -3 types |
| Methanogens | -methane making -gets energy by changing compunds into methane -found in swamps, sewage -stinky gas |
| Halophiles | -salt - loving -uses salt to make food and energy -found in lakes |
| Thermoacidophiles | -heat + acid loving -lives in very hot, acidic places -geysers, ocean vents |
| Eubacteria | -autotrophs and heterotrophs |
| Autotrophs | -photosynthetic -chemosynthetic |
| Photosynthetic | -uses the sun to produce food and energy |
| Chemosynthetic | -uses inorganic molecules (sulfur,nitrogen) to produce food and energy |
| Heterotrophs | -parasitic -saprophytic |
| Parasitic | -feeds off of a host |
| Saprophytic | -feeds off of dead organisms |
| Protista | -"very first" eukaryotes |
| They are their own kingdom because they are neither ___ nor ___. | Plants; animals |
| Mostly (M/U) and (A/H). | Unicellular; heterotrophic |
| Animal-like protists are classified by _____. | -Locomotion: how they move |
| Plant-like protists are classified by _____. | -Pigmentation |
| Either ____ or ____. | Multicellular; unicellular |
| Usually (A/H) | -Autotrophic |
| Fungus-like protists | -classified by presence or absence of cellulose |
| Either ____ or ____. | Multicellular; unicellular |
| (A/H) | -heterotrophic |
| Fungi is (P/E) | -prokaryotic |
| Fungi is (M/U) | -both -mostly multicellular |
| Fungi is (A/H) | -heterotrophic |
| Fungi ends in the suffix: | -mycota |
| Zygomycota | -zygote fungi -ex: bread mold |
| Basidiomycota | -club fungi -ex: toadstools |
| Ascomycota | -sac/cup fungi -cup-shaped fungi |
| Plantae | Plantae |
| Plantae is (P/E) | -eukaryotic |
| Plantae is (M/U) | -multicellular |
| Plantae is (A/H) | -autotrophic |
| Vascular tissue: | -specialized tissue that carries water and nutrients throughout the plant |
| Non-vascular plants | -small -live in went environments -ex: moss, liverworts, hornworts |
| Vascular (non-seed) plants | -no cones, seeds, flowers, etc. -live in dark, damp places -ex: club moss, horsetail, fern |
| Gymnosperms- cone bearing | -if you were to break the cones, the seed would be easily exposed and unprotected |
| Angiosperms | -seed is protected by fruit -vascular and flowering plants |
| Animalia | Animalia |
| Animals are (P/E) | -eukaryotic |
| Animals are (M/U) | -multicellular |
| Animals are (A/H) | -heterotrophic |
| Animals have specialized organs and tissues for: | -feeding -respiration -circulation -excretion -response -reproduction -movement |
| Community interactions | Community interactions |
| (+)(-) Competition | -individuals fight over resources (mates, food, habitat) |
| Interspecific | -between 2 species |
| Intraspecific | -fighting within a species |
| (+)(-) Predation | -one individual captures and feeds on another -positive for predators, negative for prey |
| Symbiosis | -close relationship between 2 species |
| Mutualism | -both organisms benefit |
| Commensalism | -only one benefits -no effect on the other |
| Parasitism | -one benefits -one suffers |
| Trophic levels | -feeding levels -food webs or food chains -each level represents a transfer of energy |
| As you continue up trophic levels, you: | -lose at least 10% of energy through cellular respiration and heat -lose biomass |
| A | -biosphere |
| B | -ecosystem |
| C | -community |
| D | -population |
| E | -organism |