Test your basic knowledge |

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. Anything that harms an organism






2. A material that cannot be recycled or reused






3. Moving into a population






4. A living part of an organism's habitat






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






6. The act of restricting your food intake (or your intake of particular foods)






7. Illegal killing or removal of wildlife from their habitats






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






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






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






11. Organism that is killed






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






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






14. Organism that does the killing






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






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






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






18. An environmental factor that causes a population to decrease






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






20. A consumer that eats both plants and animals






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






22. A relationship in which both species benefit






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






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






25. Leaving a population






26. The rate of which a plant grows at






27. Flaw in design of procedure






28. The organism that the parasite lives in or on






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






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






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






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






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






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






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






36. The series of predictable changes that occur in a community over time






37. Evaluation of the short-term and long-term risks associated with a particular activity or hazard






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






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






40. Liphids - proteins - and carbohydrates






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






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






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






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






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






46. The number of different species in a given area






47. Mass destruction of most species






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






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






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