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. Can result in a decrease of property damage






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






3. The highest level of biodiversity






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






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






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






7. A consumer that eats both plants and animals






8. Any substance that poses a chemical hazard






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






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






11. Have a greater sensitivity to environmental hazards than any other group






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






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






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






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






16. Sex - weight - and health issues






17. Chemicals that causes harm to embryos and fetuses






18. Building up not out






19. Moving into a population






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






21. An organism that breaks down wastes and dead organisms






22. Resulted in suppression of all forest fires

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






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






25. Cooking oil - fuel - and medicines






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






27. A species that is at risk of extinction






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






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






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






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






32. Habitat change and fragmentation






33. The breaking of a habitat into smaller - isolated pieces






34. Amount of land each person uses






35. Pollution from a factory near your school






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






37. The loss of a natural habitat






38. Using public transportation






39. Are carefully controlled






40. An organism that can make its own food






41. Watering crops

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42. Chemicals that cause cancer






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






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






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






46. The number of different species in an area






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






48. This draws people from urban areas to rural areas






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






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