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






2. A chart with bars






3. A consumer that eats only animals






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






5. Mistake in following procedure






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






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






8. The effect of the IV






9. The practice of reducing energy use






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






11. The largest population that an area can support






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






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






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






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






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






17. Possible to use again






18. Mass destruction of most species






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






20. Illegal killing or removal of wildlife from their habitats






21. Something that breaks down into soil






22. Flaw in design of procedure






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






24. A material that cannot be recycled or reused






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






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






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






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






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






30. The organism that benefits by living on or in a host






31. A relationship in which both species benefit






32. The variable that you manipulate






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






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






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






36. The process of cutting down only some trees in area






37. The study of how living and nonliving things interact






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






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






40. A consumer that eats both plants and animals






41. Organism that is killed






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






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






44. Liphids - proteins - and carbohydrates






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






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






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






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






49. Anything that harms an organism






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







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