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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. An organism that obtains energy by feeding on other organisms






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






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






4. A consumer that eats only animals






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






6. Resources supplied by nature






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






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






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






10. A material that cannot be recycled or reused






11. Wheat -bairley -corn....carbohydrates






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






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






14. Illegal killing or removal of wildlife from their habitats






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






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






17. Organism that does the killing






18. Water stored in underground layers of soil and rock






19. A graph that highlights segments of a circle to show simple distribution patterns






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






21. Anything that harms an organism






22. Heat from the Earth's interior






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






24. A nonliving part of an organism's habitat






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






26. The effect of the IV






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






28. A habitat in which the freshwater of a river meets the salt water of an ocean






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






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






31. A chart with bars






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






33. Mass destruction of most species






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






35. Leaving a population






36. Anything in the environment that is used by people






37. An organism that breaks down wastes and dead organisms






38. Flaw in design of procedure






39. The largest population that an area can support






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






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






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






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






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






45. A consumer that eats only plants






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






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






48. A living part of an organism's habitat






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






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