Test your basic knowledge |

DSST Environmental Science - 2

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 form of transportation that uses the most energy per passenger mile






2. Transportation systems - communications systems - water services - power supplies - and schools






3. Loud noises in the air like jack hammers - loud car stereos - etc...






4. A living part of an organism's habitat






5. Causes a cooling effect

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6. Process of measuring the chance that an environmental hazard will cause harm






7. Plan to establish an 8000 kilometer long strip of land to rejoin fragments of tiger habitat






8. A nonliving part of an organism's habitat






9. The clearing of a forest and replacing it with another land use






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






11. A consumer that eats both plants and animals






12. A consumer that eats only animals






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






14. The most direct way in which biodiverstiy can provide a source of income






15. Deals with biological hazards






16. The breaking of a habitat into smaller - isolated pieces






17. Help improve the standard of living for residents






18. Using public transportation






19. A relationship between two species in which both species benefit






20. This draws people from urban areas to rural areas






21. A virus or bacterium (organisms) that cause infectious diseases






22. An organism that obtains energy by feeding on the other organisms






23. Rising sea level






24. Making direct measurements






25. An organism that can make its own food






26. Provide wood






27. The practice of protecting the environment






28. The series of changes that occur in an area where no soil or organisms exist






29. Building up not out






30. Concentrations of toxicants can be greatly multiplied with each step up the food chain






31. Cooking oil - fuel - and medicines






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






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






34. The struggle between organisms to survive as they attempt to use the same limited resource






35. Have a greater sensitivity to environmental hazards than any other group






36. Sikhote-Alin mountains and the Siberian tigers living there are separated from other mountains by this






37. The highest level of biodiversity






38. Are carefully controlled






39. The amount of carbon dioxide emissions for which an individual or group is responsible






40. The disappearance of a particular population from a given area - but not from the entire species globally






41. Manage - protect and reintroduce threatened and endangered species






42. Any substance that poses a chemical hazard






43. A form of decision-making concerned with the allocation and conservation of natural resources






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






45. Sex - weight - and health issues






46. Contamination of land - water - or air






47. Soil - fresh water - wild animals - and timber






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






49. Leaving a population






50. An amount of a renewable resource that can be harvested regularly without reducing the future supply