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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. Deals with biological hazards






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






3. The loss of a natural habitat






4. By increasing the need for people to drive






5. This draws people from urban areas to rural areas






6. Chemicals that cause cancer






7. Bumps on the roots of certain plants






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






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






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






11. The number of different species in an area






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






13. Any substance that poses a chemical hazard






14. A group of organisms that are physically similar and can mate with each other and produce offspring that can also mate and reproduce






15. Fires that are set by humans






16. Illegal killing or removal of wildlife from their habitats






17. Pollution from a factory near your school






18. Taking in carbon dioxide from the atmosphere during photosynthesis






19. An organism that can make its own food






20. Cooking oil - fuel - and medicines






21. Chemicals that causes harm to embryos and fetuses






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






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






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






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






26. A series of events in which one organism eats another and obtains energy






27. One way zoos and aquariums help increase wildlife populations






28. A species that is at risk of extinction






29. A consumer that eats both plants and animals






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






31. Organism that carries pathogens






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






33. Help improve the standard of living for residents






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






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






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






37. Increase the stability of an ecosystem






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






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






40. Amount of land each person uses






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






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






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






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






45. Resulted in suppression of all forest fires

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46. Leaving a population






47. An organism that breaks down wastes and dead organisms






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






49. A consumer that eats only plants






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







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


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