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. Refers to an increase in Earth's average surface temperature






2. Energy from the sun would be reflected back into space






3. Burning fossil fuels






4. This draws people from urban areas to rural areas






5. Fires that are set by humans






6. The process of cutting down all the trees in an area at once






7. Using public transportation






8. The reason why tigers living in warmer climates have thinner fur than tigers living in cool climates






9. Viruses - bacteria and other organisms in the environment that harm human health






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






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






12. The study of how living things interact with each other and their environment






13. Species that are carried to a new location by people






14. Bumps on the roots of certain plants






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






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






17. Shift of population from countryside to cities






18. A living part of an organism's habitat






19. Water vapor and carbon dioxide that trap heat near the earth






20. Building up not out






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






22. The highest level of biodiversity






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






24. Causes a cooling effect

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


25. Habitat change and fragmentation






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






27. Trees - grass - crops - wetlands - water - building and pavements






28. An area with a large population of valuable ocean organisms






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






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






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






32. The number of different species in an area






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






34. Taking in carbon dioxide from the atmosphere during photosynthesis






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






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






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






38. The loss of a natural habitat






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






40. A nonliving part of an organism's habitat






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






42. The study of the natural processes that occur in the environment and how humans can affect them






43. Making direct measurements






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






45. The probability that a hazard will cause a harmful response






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






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






48. The organism that does the killing in a predation interaction






49. Anything in the environment that is used by people is called a natural resource






50. By increasing the need for people to drive