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Ecology
79 words💀
| Term | Definition |
|---|---|
| Autotroph | Makes own food |
| Heterotroph | Eats other organisms |
| Organism | Single living thing |
| Habitat | Organism's natural home |
| Biotic factor | Living environment part |
| Abiotic factor | Non-living environment part |
| Species | Similar, interbreeding group |
| hj cvbiy | Same species, area |
| Community | All local population |
| Ecosyste | Biotic plus abiotic |
| Ecology | Study of interactions |
| Inmigration | Moving into area |
| Emigration | Leaving an area |
| Population density | Individuals per area |
| Limiting factor | Restricts population growth |
| Carrying capacity | Maximum sustainable population |
| Natural selection | Survival of fittest |
| Adaptation | helpful survival trait |
| Niche | Organism's specific role |
| Competition | Struggle for resources |
| Predation | one eats another |
| Mutualism | both species benefit |
| Commensalism | Oe benefits, neutral |
| Paratism | Harmful feeding organism |
| Parasite | Organism providing food |
| Host | Organism providing food |
| Succesion | Predictable ecosystem changes |
| Primary succession | Starts on rock |
| Pioneer species | First species present |
| Secondary succession | Follows ecosystem disturbance |
| Produces | Creates own energy |
| Consimer | Eats for energy |
| Herbivore | Eats only plants |
| Carnivore | Eats only meat |
| Onmivore | Eats plants, animal |
| Scavenger | Eats dead animals |
| Decomposer | Breaks down waste. |
| food chain | Single energy path |
| food web | Linked food chains |
| Energy pyramid | Energy loss diagram |
| Nitrogen fixation | Bacteria convert nitrogen |
| Biome | Region's climate, life |
| Climate | Long-term weather patterns |
| Desert | Very dry area |
| Rain forest | very wet area |
| Emergent layer | Tallest treetop layer |
| Canopy | Thicky leafy roof |
| Understory | Shady lower layer |
| Grassland | mostly grass area |
| Savanna | Tropical, grassy, trees |
| Deciduous tree | Loses leaves anually |
| Boreal forest | Cold coniferous forest |
| Coniferous tree | Produces seed cones |
| Tundra | Cold, treeless plain |
| Permafrost | Permanently frozen soil |
| Estuary | Fresh meets salt |
| Intertidal zone | Between tide levels |
| Neritic zone | Over continental shelf |
| Biogeograpy | Study species distribution |
| Contimental drift | Shifting land masses |
| Dispersal | Moving to elsewhere |
| Exotic species | Non-native introduces species |
| Point source | identifiable pollution site |
| Nonpoint source | widely spread pollution |
| Biodegradable | naturally breaks down |
| Natural recorse | Nature-provided useful material |
| Soil conservation | protecting soil fertility |
| Crop rotation | changing seasonal crops |
| Contour plowing | plowing along curves |
| Conservation plowing | leaving plant stalks |
| Biodiversity | variety of life |
| Keystone species | critical ecosystem species |
| Endangered species | near extinction risk |
| `Threatened species | near endangered status |
| Extinction | species gone forever |
| Habitat destruction | losing natural homes |
| Habitat fragmentation | splitting large habitats |
| Poaching | illegal wildfire hunting |
| Captive breeding | mating in zoos |
Created by:
user-1995603