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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. A nonliving part of an organism's habitat






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






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






4. A consumer that eats only plants






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






6. Anything that harms an organism






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






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






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






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






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






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






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






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






15. Flaw in design of procedure






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






17. Possible to use again






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






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






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






21. Organism that is killed






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






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






24. Leaving a population






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






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






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






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






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






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






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






32. An energy rich substance (such as coal - oil - or natural gas) formed from the remains of organisms






33. The organism that the parasite lives in or on






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






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






36. Mistake in following procedure






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






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






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






40. Moving into a population






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






42. Wheat -bairley -corn....carbohydrates






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






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






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






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






47. Illegal killing or removal of wildlife from their habitats






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






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






50. The largest population that an area can support