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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. Something that breaks down into soil






2. A relationship in which both species benefit






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






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






5. Mistake in following procedure






6. The number of different species in a given area






7. Type of graph most often used for categorical data






8. An environmental factor that causes a population to decrease






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






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






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






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






13. Anything that harms an organism






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






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






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






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






18. Anything in the environment that is used by people






19. Flaw in design of procedure






20. Mass destruction of most species






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






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






23. The organism that the parasite lives in or on






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






25. Heat from the Earth's interior






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






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






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






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






30. A consumer that eats only animals






31. Water stored in underground layers of soil and rock






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






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






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






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






36. Resources supplied by nature






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






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






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






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






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






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






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






44. A consumer that eats both plants and animals






45. The study of how living and nonliving things interact






46. The practice of reducing energy use






47. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce






48. Organism that is killed






49. Moving into a population






50. Measure of quantity of food produced on a given area of land with limited inputs of energy and resources