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






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






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






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






5. Bumps on the roots of certain plants






6. Pollution from a factory near your school






7. Contamination of land - water - or air






8. A consumer that eats only plants






9. Amount of land each person uses






10. Causes a cooling effect

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






12. Habitat change and fragmentation






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






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






15. The series of changes that occur in an area where the ecosystem has been disturbed - but where soil and organisms still exist






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






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






18. A consumer that eats both plants and animals






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






20. Sex - weight - and health issues






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






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






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






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






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






26. Can result in a decrease of property damage






27. Increase the stability of an ecosystem






28. The highest level of biodiversity






29. One way zoos and aquariums help increase wildlife populations






30. Shift of population from countryside to cities






31. Manage - protect and reintroduce threatened and endangered species






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






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






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






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






36. Chemicals that cause cancer






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






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






39. The practice of protecting the environment






40. Chemicals that causes harm to embryos and fetuses






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






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






43. Rising sea level






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






45. Deals with biological hazards






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






47. Building up not out






48. Resulted in suppression of all forest fires

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49. A relationship between two species in which one species benefits and the other is neither helped nor harmed






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