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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 typical weather pattern in an area over a long period of time






2. Moving into a population






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






4. A chart with bars






5. Something that breaks down into soil






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






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






8. Resources supplied by nature






9. The process by which a gas changes to a liquid






10. Anything in the environment that is used by people






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






12. The variable that you manipulate






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






14. A consumer that eats only plants






15. Leaving a population






16. The study of how living and nonliving things interact






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






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






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






20. A consumer that eats both plants and animals






21. A consumer that eats only animals






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






23. Mass destruction of most species






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






25. Organism that is killed






26. The disappearance of all members of a species from Earth






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






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






29. The number of different species in an area






30. Illegal killing or removal of wildlife from their habitats






31. A relationship in which both species benefit






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






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






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






35. A severe shortage of food (as through crop failure) resulting in violent hunger and starvation and death






36. A living part of an organism's habitat






37. The amount of food production in a given area






38. A habitat in which the freshwater of a river meets the salt water of an ocean






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






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






41. A material that cannot be recycled or reused






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






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






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






45. Anything that harms an organism






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






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






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






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






50. Heat from the Earth's interior