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






2. Can result in a decrease of property damage






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






4. Are carefully controlled






5. Chemicals that causes harm to embryos and fetuses






6. Relieving a nation from repaying some of the money it owes other nations in exchange for protecting its biodiversity






7. By increasing the need for people to drive






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






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






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






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






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






13. The role of an organism in its habitat - or how it makes its living






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






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






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






17. A group of land ecosystems with similar climates and organisms






18. Habitat change and fragmentation






19. A natural pattern in which species diversity generally increases toward the equator






20. Help improve the standard of living for residents






21. An organism that can make its own food






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






23. Using public transportation






24. Leaving a population






25. Sex - weight - and health issues






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






27. A consumer that eats both plants and animals






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






29. A relationship in which one organism lives on or in a host and harms it






30. Burning fossil fuels






31. Illegal killing or removal of wildlife from their habitats






32. Cooking oil - fuel - and medicines






33. A region that has many different types of organism is described as having a high level of this






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






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






36. Making direct measurements






37. A large area heavily populated like Miami - Florida or Toledo - Ohio






38. The form of transportation that uses the most energy per passenger mile






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






40. Provide wood






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






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






43. Causes a cooling effect


44. Manage - protect and reintroduce threatened and endangered species






45. Global phenomenon that has caused some organisms to move toward the poles and to higher altitude






46. An organism that is killed and eaten by another organism






47. The highest level of biodiversity






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






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






50. Deals with biological hazards