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






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






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






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






5. Resources supplied by nature






6. A consumer that eats both plants and animals






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






8. Illegal killing or removal of wildlife from their habitats






9. All the members of one species in a particular area






10. The variable that you manipulate






11. Liphids - proteins - and carbohydrates






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






13. A natural resource that is not replaced in a useful time frame






14. Type of graph most often used for categorical data






15. The study of how living and nonliving things interact






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






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






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






19. Flaw in design of procedure






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






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






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






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






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






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






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






27. A higer demand of that limited product the the price goes up






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






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






30. The first species to populate the area






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






32. The time when human begins first domesticated plants and animals and no longer relied entirely on hunting and gathering.






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






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






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






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






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






38. The practice of reducing energy use






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






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






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






42. Mass destruction of most species






43. The group that does not receive the experimental treatment.






44. A material that cannot be recycled or reused






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






46. The organism that the parasite lives in or on






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






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






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






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