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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 movement or organisms from one place to another






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






3. Resources supplied by nature






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






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






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






7. Leaving a population






8. Flaw in design of procedure






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






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






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






12. Heat from the Earth's interior






13. The practice of reducing energy use






14. A consumer that eats only plants






15. A consumer that eats both plants and animals






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






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






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






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






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






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






22. Liphids - proteins - and carbohydrates






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






24. Moving into a population






25. A nonliving part of an organism's habitat






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






27. The rate of which a plant grows at






28. A living part of an organism's habitat






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






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






31. Organism that does the killing






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






33. The study of how living and nonliving things interact






34. Water stored in underground layers of soil and rock






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






36. The variable that you manipulate






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






38. Illegal killing or removal of wildlife from their habitats






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






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






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






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






43. A material that cannot be recycled or reused






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






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






46. Wheat -bairley -corn....carbohydrates






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






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






49. Mass destruction of most species






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