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Bc science 10 Chapter 1(加拿大bc省科学十年级第一节词汇)


abiotic relating to non-living parts of an environment such as sunlight, soil, moisture, and temperature adaptations characteristics that enable organisms to better survive and reproduce behavioural adaptation what an organism does to survive in the unique conditions of its environment biodiversity the diversity of plant, animal life and micro-organisms in a particular habitat (or in the world as a whole) biome the largest division of the biosphere, which includes large regions with similar biotic components and similar abiotic components biosphere the thin layer of air, land and water on or near Earth's surface in which all living things on Earth exist biotic relating to living organisms such as plants, animals, fungi and bacteria climate the average conditions of the atmosphere. for example precipitation, temperature and humidity in a large region over 30 years of more climatograph a graph of climate data for a specific region; the data are usually obtained over 30 years from local weather observation stations commensalism a symbiotic relationship in which one species benefits and the other species is neither helped nor harmed community all the populations of the different species that interact in a specific area or ecosystem competition a harmful interaction between two or more organisms that can occur when organisms compete for the same resource in the same location at the same time ecological hierarchy

the order of biotic interactions and relationships in an ecosystem: organism, population, community, ecosystem ecosystem a part of a biome in which abiotic components interact with biotic components elevation the height of a land mass above sea level habitat the place in which an organism lives latitude the distance measured in degrees north or south from the equator mutualism a symbiotic relationship between two organism in which both organisms benefit niche the special role an organism plays in an ecosystem, including the way in which it contributes to and fits its environment parasitism the relation between two different kinds of organisms in which one receives benefits from the other by causing damage to it (usually not fatal damage) physiological adaptation a physical or chemical event that occurs within the body of an organism and enables survival population the members of a particular species within an ecosystem predation predator-prey interactions in which one organism (the predator) eats all or part of another organism (the prey) species a group of closely related organisms that can reproduce with one another structural adaptation a physical feature of an organism's body having a specific function that contributes to the survival of the organism symbiosis

the interaction between members of two different species that live together in a close association


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