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DSST Environmental Sciences Vocab

Subjects : dsst, science
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. The trapping of heat near Earth's surface by certain gases (carbon dioxide - water vapor and other gases) in the atmosphere






2. Wheat -bairley -corn....carbohydrates






3. The study of how living and nonliving things interact






4. Something that breaks down into soil






5. Flaw in design of procedure






6. Possible to use again






7. A graph that uses dots to compare rate of change over time






8. Something that does not completely break down into the soil






9. Countries with strong economies and a high quality of life






10. The series of changes that occur in an area where no soil or organisms exist






11. An organism that can make it's own food






12. The number of different species in an area






13. Resources supplied by nature






14. A resource that is not able to be reused - or cannot be replenished quickly






15. An environment that provides the things an organism needs to live - grow and reproduce






16. The rate of which a plant grows at






17. The variable that you manipulate






18. Beginning of urban cities - switch from man power to fossil fuels - machinery and factories are prevalent






19. The issue where humans don't take care of the Earth.






20. The effect of the IV






21. Organism that is killed






22. A species in danger of becoming extinct in the near future






23. Organism that does the killing






24. A series of events in which one organism eats another and obtains energy






25. Mass destruction of most species






26. An energy rich substance (such as coal - oil - or natural gas) formed from the remains of organisms






27. A species that influences the survival of many others in an ecosystem






28. Evaluation of the short-term and long-term risks associated with a particular activity or hazard






29. A grid that displays the data plotted in a chart.






30. An organism's particular role - or how it makes its living






31. A material that cannot be recycled or reused






32. The community of organisms that live in a particular area along with their nonliving surroundings






33. The continuous process by which water moves from Earth's surface to the atmosphere and back






34. A close relationship between two species that benefits at least one of them






35. The condition in which human needs are met in such a way that a human population can survive indefinitely






36. A consumer that eats both plants and animals






37. The practice of reducing energy use






38. The act of restricting your food intake (or your intake of particular foods)






39. Anything that harms an organism






40. The first species to populate the area






41. A group of land ecosystems with similar climates and organisms






42. An organism that obtains energy by feeding on other organisms






43. An interaction in which one organism kills and eats another






44. The process in which the changes that make organisms better suited to their environments develop






45. The degree of hotness or coldness of a body or environment






46. A chart with bars






47. The process of changing free nitrogen gas into a usable form






48. A measure of human demand on the Earth's ecosystems






49. A consumer that eats only animals






50. Illegal killing or removal of wildlife from their habitats