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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. Possible to use again






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






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






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






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






6. Organism that is killed






7. Heat from the Earth's interior






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






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






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






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






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






13. The first species to populate the area






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






15. A study that compares the costs and benefits to society of providing a public good






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






17. A relationship in which both species benefit






18. Flaw in design of procedure






19. Something that breaks down into soil






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






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






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






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






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






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






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






27. An environmental factor that causes a population to decrease






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






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






30. The number of different species in an area






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






32. The practice of reducing energy use






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






34. A consumer that eats only animals






35. Liphids - proteins - and carbohydrates






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






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






38. Mistake in following procedure






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






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






41. The amount of food production in a given area






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






43. Leaving a population






44. Rice - corn - potatos - wheat - soy beans






45. A consumer that eats both plants and animals






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






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






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






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






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