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






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






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






4. Moving into a population






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






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






7. The number of different species in an area






8. Heat from the Earth's interior






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






10. A relationship that involves one organism living on or inside another organism and harming it






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






12. The practice of growing - breeding - and caring for plants and animals that are used for food - clothing - transportation - and other uses






13. Water stored in underground layers of soil and rock






14. The largest population that an area can support






15. The rate of which a plant grows at






16. Something that breaks down into soil






17. Anything that harms an organism






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






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






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






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






22. Resources supplied by nature






23. Any form of water that falls to the Earth's surface






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






25. A consumer that eats only animals






26. When a large fraction of the resource has been used up






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






28. Organism that does the killing






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






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






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






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






33. A carnivore that feeds on the bodies of dead organisms






34. A material that cannot be recycled or reused






35. Organism that is killed






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






37. A graph that highlights segments of a circle to show simple distribution patterns






38. A chart with bars






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






40. The organism that the parasite lives in or on






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






42. An organism that breaks down wastes and dead organisms






43. The study of the impact of humans on the environment






44. The variable that you manipulate






45. The introduction of pesticides and high-yield grains and better management during the 1960s and 1970s which greatly increased agricultural productivity






46. A consumer that eats both plants and animals






47. A resource that is able to be reused - or can be replenished quickly






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






49. The trapping of heat near Earth's surface by certain gases (carbon dioxide - water vapor and other gases) in the atmosphere






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