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 highest level of biodiversity






2. A disease that has appeared in the human population for the first time or that has existed for a while but is increasing rapidly and spreading around the world






3. Land that is sparsely populated and has few buildings or roads






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






5. A nonliving part of an organism's habitat






6. The most effective way of preserving biodiversity by protecting whole ecosystems






7. Any substance that poses a chemical hazard






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






9. Chemicals that causes harm to embryos and fetuses






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






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






12. One way zoos and aquariums help increase wildlife populations






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






14. An example of a method for managing whole ecosystems and habitats






15. Burning fossil fuels






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






17. The pattern of overlapping food chains in an ecosystem






18. Making direct measurements






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






20. Chemicals that cause cancer






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






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






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






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






25. A consumer that eats both plants and animals






26. By increasing the need for people to drive






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






28. Fires that are set by humans






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






30. Shift of population from countryside to cities






31. Are carefully controlled






32. Building up not out






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






34. Businesses are arranged in a long row along a roadway - with no main community






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






36. A consumer that eats only plants






37. Can result in a decrease of property damage






38. Watering crops

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






40. Bumps on the roots of certain plants






41. A living part of an organism's habitat






42. Has the highest amount of species diversity






43. The amount of replacement is equal to the amount harvested






44. Pollution from a factory near your school






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






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






47. A consumer that eats only animals






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






49. Resulted in suppression of all forest fires

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