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






2. A consumer that eats both plants and animals






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






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






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






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






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






8. The group that does not receive the experimental treatment.






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






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






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






12. The largest population that an area can support






13. The number of different species in an area






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






15. The effect of the IV






16. Wheat -bairley -corn....carbohydrates






17. The first species to populate the area






18. The amount of food production in a given area






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






20. Anything in the environment that is used by people






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






22. Something that breaks down into soil






23. A nonliving part of an organism's habitat






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






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






26. Mistake in following procedure






27. An environmental factor that causes a population to decrease






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






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






30. The variable that you manipulate






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






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






33. Mass destruction of most species






34. Possible to use again






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






36. Type of graph most often used for categorical data






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






38. An organism that breaks down wastes and dead organisms






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






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






41. Water stored in underground layers of soil and rock






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






43. The number of different species in a given area






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






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






46. Organism that does the killing






47. The introduction of pesticides and high-yield grains and better management during the 1960s and 1970s which greatly increased agricultural productivity






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






49. The typical weather pattern in an area over a long period of time






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