Term
| What is the study of the interactions between organisms and their environment? |
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Definition
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Term
| What are the levels of biological organization (bottom to top)? |
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Definition
| biosphere, ecosystem, community, population, organism |
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| population of different species living in the same place at the same time |
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Definition
| all of the living and nonliving components in a given area |
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Definition
| portion of the Earth that supports life |
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Term
| What are the two factors the biosphere is composed of? |
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Definition
| biotic and abiotic factors |
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Definition
| all living things (birds, fish, bacteria) |
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Definition
| nonliving components of the ecosystem (soil, water, temperature, amount of sunlight) |
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Term
| What is the dwelling place where an organism seeks shelter? |
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Definition
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| What is the role that an organism plays in its community? |
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| How do organisms obtain energy? |
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Definition
| they're either autotrophs or heterotrophs |
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Term
| What's another name for autotrophs? |
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Definition
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Term
| What is an autotroph/producer? |
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Definition
| organism that uses sunlight to produce food (plant) |
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Term
| What is another name for Heterotrophs? |
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Definition
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Term
| What is a heterotroph/consumer? |
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Definition
| organism that feeds on other organisms (animals) |
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Term
| What are the three types of heterotrophs? |
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Definition
| herbivore, carnivore, omnivore |
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Definition
| an organism that feeds on other organisms (the hunter) |
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Term
| What is the model used to show how matter and energy move through an ecosystem? |
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Definition
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Term
| What is the position occupied by an organism in a food chain=feeding steps? |
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Definition
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| What are the five types of heterotrophs? |
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Definition
| herbivore, carnivore, omnivore, detritivore, and decomposer |
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Term
| What is a heterotroph that feeds on the "garbage" of the ecosystem? |
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Definition
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| What is a heterotroph that breaks down dead organic matter? |
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Definition
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Term
| Where can the transfer of energy from the sun to producer to primary consumer then to higher order consumers be shown? |
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Definition
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Term
| What are the five trophic levels? |
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Definition
| primary producers, primary consumers, secondary consumers, tertiary consumers, and quaternary consumers |
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Term
| What is a primary producer? |
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Definition
| organism that makes their own food |
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Term
| What is a primary consumer? |
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Definition
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Term
| What is a secondary consumer? |
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Definition
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Term
| What do tertiary consumers eat? |
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Definition
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| What do quaternary consumers eat? |
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Definition
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Term
| What is another way of showing the transfer of energy in an ecosystem? |
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Definition
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| About how much of the energy at each level is transferred to the next level? |
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Definition
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Term
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Definition
| interconnected food chains |
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Term
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Definition
| the feeding relationships in an ecosystem |
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Term
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Definition
| the never ending circulation of water between the atmosphere and the earth |
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Term
| What's it called when plants use carbon dioxide and energy from the sun to perform photosynthesis? |
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Definition
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Term
| When animals eat plants, where does the carbon go? |
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Definition
| it passes into their tissues |
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Term
| How is carbon returned to the earth after death? |
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Definition
| through respiration, excretion, or decomposition |
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Term
| What is the most abundant atmospheric gas? |
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Definition
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Term
| What is the conversion of nitrogen gas into ammonia by several types of bacteria or by lightning? |
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Definition
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Term
| What lives on the roots of legumes (peas, beans, peanuts)? |
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Definition
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Term
| What exists only as part of an organism, dissolved in water, or as an element in rock? |
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Definition
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| What produces the main source of oxygen on the earth? |
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Definition
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| What do animals require for respiration? |
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Definition
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| What releases oxygen during photosynthesis? |
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Definition
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Term
| What is the order of the energy pyramid from bottom to top? |
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Definition
| producers, first order consumer, second order consumer, third order consumer |
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