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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 study of how living and nonliving things interact






2. Situation in which people acting individually and in their own interest use up commonly available but limited resources - creating disaster for the entire community






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






4. A relationship in which both species benefit






5. The first species to populate the area






6. Countries with less productive economies and a lower quality of life






7. A resource that is either always available or is naturally replaced in a relatively short time






8. The series of predictable changes that occur in a community over time






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






10. Anything that harms an organism






11. Capable of being broken down by bacteria or other decomposers






12. A species that could become endangered in the near future






13. The rate of which a plant grows at






14. A nonliving part of an organism's habitat






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






16. The process of cutting down only some trees in area






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






18. Possible to use again






19. People who survive by searching for wild plants and animals; always move in small groups






20. Water stored in underground layers of soil and rock






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






22. Leaving a population






23. The practice of reducing energy use






24. The process by which molecules of liquid absorb energy and change to gas






25. Rice - corn - potatos - wheat - soy beans






26. A chart with bars






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






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






29. A state of poor nutrition; lacking enough calories or variety in diet






30. Resources supplied by nature






31. In an experiment - the group of participants that recieves the manipulation






32. The organism that the parasite lives in or on






33. The series of changes that occur in an area where the ecosystem has been disturbed - but where soil and organisms exist






34. Liphids - proteins - and carbohydrates






35. The theory that increasing carbon dioxide in the atmosphere will raise Earth's average temperature






36. A consumer that eats both plants and animals






37. A graph that uses line segments to show changes that occur over time






38. The pattern of overlapping food chains in an ecosystem.






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






40. Heat from the Earth's interior






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






42. Organism that is killed






43. All the different populations that live together in an area






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






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






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






47. A relationship in which one species benefits and the other is neither helped nor harmed






48. Struggle between organisms to survive in a habitat with limited resources






49. Farmers who raise food and animals mainly to feed their own families






50. Type of graph most often used for categorical data