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






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






3. A species that is at risk of extinction






4. Chemicals that cause cancer






5. Fires that are set by humans






6. A living part of an organism's habitat






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






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






9. Species that are carried to a new location by people






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






11. The highest level of biodiversity






12. Shift of population from countryside to cities






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






14. Deals with biological hazards






15. Rising sea level






16. Making direct measurements






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






18. An organism that can make its own food






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






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






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






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






23. One way zoos and aquariums help increase wildlife populations






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






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






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






27. Increase the stability of an ecosystem






28. An organism that breaks down wastes and dead organisms






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






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






31. Watering crops

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32. The mating of animals in zoos or wildlife preserves






33. Chemicals that causes harm to embryos and fetuses






34. Are carefully controlled






35. The pattern of overlapping food chains in an ecosystem






36. The practice of protecting the environment






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






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






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






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






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






42. Amount of land each person uses






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






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






45. Leaving a population






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






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






48. Moving into a population






49. Provide wood






50. A nonliving part of an organism's habitat