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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 group that does not receive the experimental treatment.






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






3. A consumer that eats only plants






4. Resources supplied by nature






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






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






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






8. The number of different species in an area






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






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






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






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






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






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






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






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






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






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






19. Anything that harms an organism






20. Anything in the environment that is used by people






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






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






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






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






25. An environmental factor that causes a population to decrease






26. A material that cannot be recycled or reused






27. Mass destruction of most species






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






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






30. The study of how living and nonliving things interact






31. A consumer that eats only animals






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






33. The rate of which a plant grows at






34. Illegal killing or removal of wildlife from their habitats






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






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






37. A relationship in which both species benefit






38. Wheat -bairley -corn....carbohydrates






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






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






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






42. A carnivore that feeds on the bodies of dead organisms






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






44. The practice of reducing energy use






45. Leaving a population






46. The amount of food production in a given area






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






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






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






50. The movement or organisms from one place to another