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






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






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






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






5. Deals with biological hazards






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






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






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






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






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






11. Any substance that poses a chemical hazard






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






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






14. Taking in carbon dioxide from the atmosphere during photosynthesis






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






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






17. Causes a cooling effect

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






19. The mating of animals in zoos or wildlife preserves






20. Resulted in suppression of all forest fires

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






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






23. Provide wood






24. A behavior or physical characteristic that allows an organism to live successfully in its environment






25. Can result in a decrease of property damage






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






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






28. Chemicals that causes harm to embryos and fetuses






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






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






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






32. A nonliving part of an organism's habitat






33. Bumps on the roots of certain plants






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






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






36. Chemicals that cause cancer






37. One way zoos and aquariums help increase wildlife populations






38. The pattern of overlapping food chains in an ecosystem






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






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






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






42. Building up not out






43. Rising sea level






44. Habitat change and fragmentation






45. A consumer that eats both plants and animals






46. Sex - weight - and health issues






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






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






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






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






Can you answer 50 questions in 15 minutes?



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