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






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






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






4. A material that cannot be recycled or reused






5. A consumer that eats only animals






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






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






8. Leaving a population






9. A consumer that eats both plants and animals






10. The effect of the IV






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






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






13. Possible to use again






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






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






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






17. Water stored in underground layers of soil and rock






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






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






20. A living part of an organism's habitat






21. A chart with bars






22. Illegal killing or removal of wildlife from their habitats






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






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






25. Organism that does the killing






26. The organism that the parasite lives in or on






27. An organism that breaks down wastes and dead organisms






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






29. Mistake in following procedure






30. Flaw in design of procedure






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






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






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






34. Liphids - proteins - and carbohydrates






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






36. Organism that is killed






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






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






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






40. The variable that you manipulate






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






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






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






44. Moving into a population






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






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






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






48. Type of graph most often used for categorical data






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






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