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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. Rice - corn - potatos - wheat - soy beans






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






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






4. The number of different species in an area






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






6. The study of how living and nonliving things interact






7. A relationship in which one species benefits and the other is neither helped nor harmed






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






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






10. Leaving a population






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






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






13. A consumer that eats both plants and animals






14. The rate of which a plant grows at






15. A chart with bars






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






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






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






19. Wheat -bairley -corn....carbohydrates






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






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






22. Heat from the Earth's interior






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






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






25. An environmental factor that causes a population to decrease






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






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






28. Organism that does the killing






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






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






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






32. The effect of the IV






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






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






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






36. The number of different species in a given area






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






38. Type of graph most often used for categorical data






39. Moving into a population






40. Possible to use again






41. A nonliving part of an organism's habitat






42. The organism that the parasite lives in or on






43. A close relationship between two species that benefits at least one of them






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






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






46. The variable that you manipulate






47. Resources supplied by nature






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






49. A consumer that eats only animals






50. The practice of reducing energy use