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Biology Chapter 2 Vocab Review
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Matter: Anything that takes up space and has mass
Nutrient: Is a chemical substance that an organism must obtain from its environment to sustain life and to undergo life processes
Biogeochemical Cycle: The exchange of matter through the biosphere
Nitrogen Fixation: The process of capture and conversion of nitrogen into a form that is usable by plants
Denitrification: Soil bacteria convert fixed nitrogen compounds back into nitrogen gas, which returns to the atmosphere
Biosphere: The portion of the Earth that supports life
Abiotic Factors: Non-living factors in an organism's environment
Biotic Factors: Living factors or once living factors
Biome: A large group of ecosystems that share the same climate and have similar types of communities
Ecosystem: A biological community and all of the abiotic factors that affect it
Population: Individual organisms of a single species that share the same geographic location at the same time
Biological Community: A group of interacting populations that occupy the same geographic area at the same time
Niche:The role or position that an organism has in its environment
Predation: The act of one organism pursuing or consuming another organism
Symbiosis: The close relationship that exists when two or more species live together
Mutualism: Live closely together and benefit from one another
Commensalism: A relationship when one organism benefits and the other organism is neither helped nor harmed
Parasitism: One organism benefits at the expense of another organism
Biology Chapter 2 Vocab Review
Across:3. | Individual organisms of a single species that share the same geographic location at the same time | 5. | One organism benefits at the expense of another organism | 6. | The process of capture and conversion of nitrogen into a form that is usable by plants | 7. | Soil bacteria convert fixed nitrogen compounds back into nitrogen gas, which returns to the atmosphere | 8. | The exchange of matter through the biosphere | 10. | The close relationship that exists when two or more species live together | 12. | Live closely together and benefit from one another | 13. | The role or position that an organism has in its environment | 14. | The portion of the Earth that supports life | 15. | The act of one organism pursuing or consuming another organism | 16. | A relationship when one organism benefits and the other organism is neither helped nor harmed |
| | Down:1. | Non-living factors in an organism's environment | 2. | Is a chemical substance that an organism must obtain from its environment to sustain life and to undergo life processes | 4. | A group of interacting populations that occupy the same geographic area at the same time | 8. | A large group of ecosystems that share the same climate and have similar types of communities | 9. | Anything that takes up space and has mass | 11. | A biological community and all of the abiotic factors that affect it | 14. | Living factors or once living factors |
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© 2016
PuzzleFast.com, Noncommercial Use Only
Biology Chapter 2 Vocab Review
Across:3. | Individual organisms of a single species that share the same geographic location at the same time | 5. | One organism benefits at the expense of another organism | 6. | The process of capture and conversion of nitrogen into a form that is usable by plants | 7. | Soil bacteria convert fixed nitrogen compounds back into nitrogen gas, which returns to the atmosphere | 8. | The exchange of matter through the biosphere | 10. | The close relationship that exists when two or more species live together | 12. | Live closely together and benefit from one another | 13. | The role or position that an organism has in its environment | 14. | The portion of the Earth that supports life | 15. | The act of one organism pursuing or consuming another organism | 16. | A relationship when one organism benefits and the other organism is neither helped nor harmed |
| | Down:1. | Non-living factors in an organism's environment | 2. | Is a chemical substance that an organism must obtain from its environment to sustain life and to undergo life processes | 4. | A group of interacting populations that occupy the same geographic area at the same time | 8. | A large group of ecosystems that share the same climate and have similar types of communities | 9. | Anything that takes up space and has mass | 11. | A biological community and all of the abiotic factors that affect it | 14. | Living factors or once living factors |
| |
© 2016
PuzzleFast.com, Noncommercial Use Only