relationships, levels of organization, ecology basics
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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| branch of biology that studies the relationships among organisms and the interaction of the organisms with their environment | ECOLOGY
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| portion of earth that supports life. Literally "ball of life" but only a small portion of this supports life... a thin layer several km. above earth into atmosphere and several km. below ocean surface to deep-ocean vents | BIOSPHERE
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| living factors in organism's environment | BIOTIC FACTORS
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| nonliving factors in organism's environment ..including temperature, amount of sunlight, type of soil etc | ABIOTIC FACTORS
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| What is added to a community to make an ecosystem | ABIOTIC FACTORS
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| Smallest unit of MATTER ... join together to make molecules | atoms
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| things like water or carbon dioxide that are made of different atoms joined together with chemical bonds | molecules
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| nitrogen base molecules, can join with sugar molecules and phosphate molecules to form DNA nucleotides with can join together to make a ______ called DNA | macromolecule
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| macromolecules can join together to form things such as mitochondria, chloroplasts or a nucleus within a cell | organelles
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| The smallest unit of life... the smallest unit of structure and function in organisms. | Cells
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| One cell can live independently in an environment and would be considered to be at the ___ level of organization | organism
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| similar cells can join together for a certain function .. examples of these may be nervous or muscular____ | Tissue
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| Various tissues join together to form ______ that performs a certain function | an organ
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| the stomach, liver, pancreas, intestines, esophagus and other organs get together to form a/an | organ system ( okay to just call system)
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| all of the organ systems get together to form a multicellular ____ | organism
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| organisms of the same species that live in the same area at the same time are called a/an | population
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| group of interacting populations in the same area at the same time | community
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| a biological community and all the abiotic factors that affect it | ecosystem
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| This ecological level of organization can be small or large , the boundaries can be flexible and change...these can also overlap | ecosystem
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| a group of ecosystems that share the same climate and types of communities | biome
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| all of the biomes combine to join the ____ | biosphere
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| Temperature, humidity, and windspeed are examples of ____ environmental factors | abiotic
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| predators, plants, fungi, and bacteria are examples of _____ environmental factors | biotic
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| the area where an organism lives is called their____ | habitat
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| All of the trout in a stream | POPULATION
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| physical location a community, population and individual live and to which it is adapted | habitat
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| a dung beetle uses animal droppings as a food source | niche
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| general habitat of a shark | ocean
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| fungus and bacteria are decomposers in an environment. This is describing their____ | niche
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| the role or position ( job) that an organism has in its environment...it can also be thought of as how the organism meets its needs for food, shelter, and reproduction | niche
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| when more than one organism uses a resource at the same time ( resources are food, water , space, light) | competition
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| the act of one animal consuming another for food | predation
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| organism that pursues another organism for food | predator
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| the bird or mouse that a cat can catch in order to eat it | prey
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| close relationship that occurs when two species ( it can be more) live together... one needs to benefit should be a prolonged relationship | symbiosis
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| what are three types of symbiosis | mutualism, commensalism, and parasitism
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| symbiosis where both species benefit | mutualism
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| symbiosis where one species is benefited and the other has a neutral reactions ( not harmed or helped) | commensalism
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| symbiosis where one species is benefited and the relationship is costly to the other | parasitism
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| Name an external and an internal parasite | flea, tapeworms ( other acceptable answers-look them up)
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| physical environment that surrounds ( influences and is used by) a population | habitat
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| A mutualistic relationship between a fungus and algae ..where the fungus provides habitat for the algae and the algae provides food for both of them | Lichen
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| An orchid or bromeliad on a rainforest tree. the bromeliad or orchid is getting more sunlight for growth and the rainforest tree does not appear to be harmed | commensalism
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| Usually the parasite does not ______ the host, but it does ________ the host | kill, harm or weaken
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