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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's particular role - or how it makes its living






2. Heat from the Earth's interior






3. A measure of human demand on the Earth's ecosystems






4. The rate of which a plant grows at






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






6. Capable of being broken down by bacteria or other decomposers






7. The effect of the IV






8. Water stored in underground layers of soil and rock






9. Resources supplied by nature






10. A material that cannot be recycled or reused






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






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






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






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






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






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






17. The largest population that an area can support






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






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






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






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






22. A severe shortage of food (as through crop failure) resulting in violent hunger and starvation and death






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






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






25. Mass destruction of most species






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






27. The organism that benefits by living on or in a host






28. Something that breaks down into soil






29. The amount of food production in a given area






30. Moving into a population






31. The organism that the parasite lives in or on






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






33. The number of different species in a given area






34. Flaw in design of procedure






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






36. Wheat -bairley -corn....carbohydrates






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






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






39. The practice of reducing energy use






40. The variable that you manipulate






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






42. Liphids - proteins - and carbohydrates






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






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






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






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






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






48. A consumer that eats both plants and animals






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






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