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. Burning fossil fuels






2. Bumps on the roots of certain plants






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






4. An organism that breaks down wastes and dead organisms






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






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






7. A species that is at risk of extinction






8. An example of a method for managing whole ecosystems and habitats






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






10. Habitat change and fragmentation






11. Causes a cooling effect

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






13. Pollution from a factory near your school






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






15. Contamination of land - water - or air






16. Illegal killing or removal of wildlife from their habitats






17. A living part of an organism's habitat






18. Organism that carries pathogens






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






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






21. This draws people from urban areas to rural areas






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






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






24. A consumer that eats only animals






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






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






27. By increasing the need for people to drive






28. Building up not out






29. A nonliving part of an organism's habitat






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






31. Rising sea level






32. Are carefully controlled






33. Making direct measurements






34. An organism that obtains energy by feeding on the other organisms






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






36. Can result in a decrease of property damage






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






38. Chemicals that cause cancer






39. The mating of animals in zoos or wildlife preserves






40. Shift of population from countryside to cities






41. An organism that can make its own food






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






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






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






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






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






47. A close relationship between two species that benefits at least one of the species






48. Using public transportation






49. Leaving a population






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