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






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






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






4. The mating of animals in zoos or wildlife preserves






5. The largest population that an area can support






6. The highest level of biodiversity






7. Shift of population from countryside to cities






8. Amount of land each person uses






9. Taking in carbon dioxide from the atmosphere during photosynthesis






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






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






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






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






14. Provide wood






15. The number of different species in an area






16. Fires that are set by humans






17. Manage - protect and reintroduce threatened and endangered species






18. A species that is at risk of extinction






19. Building up not out






20. A nonliving part of an organism's habitat






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






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






23. Causes a cooling effect

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24. An organism that breaks down wastes and dead organisms






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






26. Deals with biological hazards






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






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






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






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






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






32. Chemical hazard that was once found in paint - young children are frequently tested for this






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






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






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






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






37. Rising sea level






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






39. Illegal killing or removal of wildlife from their habitats






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






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






42. A consumer that eats both plants and animals






43. The practice of protecting the environment






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






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






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






47. Help improve the standard of living for residents






48. Increase the stability of an ecosystem






49. By increasing the need for people to drive






50. When fish are caught faster than they can breed - causing the populatio to decrease







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


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