Term
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Definition
| An association of living organisms and their physical environment |
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Definition
| The study of relationships among organisms in ecosystems |
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Definition
| An organism that eats producers |
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Definition
| An organism that eats primary consumers |
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Definition
| An organism that eats secondary consumers |
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Definition
| A diagram that shows the biomass of organisms at each trophic level |
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Definition
| A measure of the mass of organisms within a region divided by the area of that region |
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Definition
| An ecosystem where all water runoff drains into a single river or stream |
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Definition
| Evaporation of water from the leaves of a plant |
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Definition
| The process by which certain gases trap heat that would otherwise escape the earth and radiate into space |
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Term
| When fruits or vegetables are imported into the U.S. from a foreign country, they are always very closely inspected for insects, even though the vast majority of insects are not really harmful. Why is the inspection done? |
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Definition
| because they might not have any natural predators (it could ruin the ecosystem of the USA) |
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Term
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Definition
| Whale-Primary/Secondary consumer, Sea turtle-Primary/Secondary consumer, Shark-Tertiary/Secondary consumer, Ocean perch-Secondary consumer, Sea bass-Secondary/Tertiary consumer, Meran-Secondary/Primary consumer, Zooplankton-Primary consumer, Phytoplankton-Producer |
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Term
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Definition
| a) Primary and Secondary consumers. b) Primary consumer and Producer |
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Term
| Name the participants in the three new symbiotic relationships that we learned in this module. Briefly describe the roles of each participant. |
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Definition
| A clownfish in the tentacles of a sea anemone-attracts food for the anenome and protects the clownfish, The blind shrimp and the goby-protection and a home, The oriental sweetlips and the blue-streak wrasse-clean teeth and food |
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Term
| What fundamental assumption of macroevolution does symbiosis seem to contradict? |
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Definition
| the assumtion that animals fight for food (organisms always battle for survival) |
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Term
| In the water cycle of an ocean shore ecosystem, more water evaporates from the ocean than falls back into the ocean in the form of rain. Why doesn't the ocean lose water? |
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Definition
| it gets some from surface runoff |
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Term
| What does the water cycle accomplish besides balancing out the water in an ecosystem? |
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Definition
| it transports nutrients from one part of an ecosystem to another |
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Term
| What is the possible consequence if deforestation occurs in a watershed? |
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Definition
| the water would have to many nutrients in it |
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Term
| What is the principal means by which oxygen is taken from the air? What is the principal means by which it is restored to the air? |
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Definition
| Respiration, Photosynthesis |
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Term
| Name the other ways that oxygen is removed from the air. |
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Definition
| Ozone formation, Fire, and Rusting of metals and minerals |
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Term
| Name the other ways oxygen is replenished in the air. |
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Definition
| Water vapor destruction, Ozone destruction |
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Term
| Name the ways in which carbon dioxide is removed from the air. |
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Definition
| Photosynthesis, Dissolving into ocean |
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Term
| Name the ways in which carbon dioxide is replenished in the air. |
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Definition
| Respiration, fire, fossil fuel burning, and decomposition |
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Term
| What human activity worries those who think that global warming is a problem? |
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Definition
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Term
| Is global warming occurring now? |
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Definition
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