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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. All the members of one species in a particular area






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






3. Wheat -bairley -corn....carbohydrates






4. The practice of reducing energy use






5. The largest population that an area can support






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






7. Type of graph most often used for categorical data






8. The organism that the parasite lives in or on






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






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






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






12. Liphids - proteins - and carbohydrates






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






14. The rate of which a plant grows at






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






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






17. Water stored in underground layers of soil and rock






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






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






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






21. Flaw in design of procedure






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






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






24. An organism that breaks down wastes and dead organisms






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






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






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






28. The study of the impact of humans on the environment






29. Anything in the environment that is used by people






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






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






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






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






34. A species that could become endangered in the near future






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






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






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






38. The effect of the IV






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






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






41. The amount of food production in a given area






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






43. A nonliving part of an organism's habitat






44. The study of how living and nonliving things interact






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






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






47. A living part of an organism's habitat






48. A consumer that eats only animals






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






50. A material that cannot be recycled or reused