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8th Grade Unit 19

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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Term
Definition
Ecosystem   all the living things (plants, animals, etc.) in an area and the non-living things (like water, air, and soil) that they interact with  
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Organism   any living thing, like a plant, animal, or bacteria, that can function on its own and carry out life activities like growing and reproducing  
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Environment   everything around us, including the living and nonliving things, and the physical and chemical forces that affect them  
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Living   something that possesses the characteristics of life, including the ability to grow, reproduce, respond to stimuli, maintain homeostasis, metabolize, and is composed of cells  
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Nonliving   something is not alive and has never been alive  
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Producer   an organism that can create its own food, meaning it can generate energy from sunlight or chemicals without relying on other organisms  
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Consumer   an organism that cannot produce its own food and must obtain energy by eating other organisms, like plants or animals, making them dependent on producers within an ecosystem  
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Decomposer   an organism that breaks down dead or decaying organic matter, like plants and animals, releasing nutrients back into the environment by feeding on it  
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Nutrients   chemical substances found in food that are essential for an organism's growth, development, and proper functioning, providing the body with energy and building blocks to maintain life  
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Bacteria   microscopic living organisms that have only one cell.  
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Fungi   any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms  
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Detritivore   an organism that feeds on dead organic material  
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Food Web   a complex network of interconnected food chains within an ecosystem, illustrating how energy flows through a community by showing which organisms eat which other organisms  
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Transfer of Energy   the movement of energy from one object or system to another  
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Unbalanced Ecosystem   a state where the natural balance of an ecosystem is disrupted, leading to instability and potentially harmful consequences for the environment and its inhabitants.  
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Balanced Ecosystem   state of dynamic equilibrium within a community of organisms where the interactions between living things and their environment are sustainable and relatively stable  
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Photosynthesis   the biological process by which plants, algae, and certain bacteria use sunlight energy to convert carbon dioxide and water into glucose (sugar) and oxygen  
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Created by: klstorie
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