Test your basic knowledge |

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. An organism that breaks down wastes and dead organisms






2. Leaving a population






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






4. Water stored in underground layers of soil and rock






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






6. A living part of an organism's habitat






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






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






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






10. Organism that does the killing






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






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






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






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






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






16. A nonliving part of an organism's habitat






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






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






19. Type of graph most often used for categorical data






20. Resources supplied by nature






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






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






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






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






25. The amount of food production in a given area






26. The organism that the parasite lives in or on






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






28. An environmental factor that causes a population to decrease






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






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






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






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






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






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






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






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






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






38. The number of different species in an area






39. Mistake in following procedure






40. Flaw in design of procedure






41. Behaviors and physical characteristics of species that allow them to live successfully in their environment






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






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






44. Anything that harms an organism






45. Wheat -bairley -corn....carbohydrates






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






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






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






49. A relationship in which both species benefit






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