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






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






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






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






6. Increase the stability of an ecosystem






7. Sex - weight - and health issues






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






9. Burning fossil fuels






10. Using public transportation






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






12. Watering crops






13. An organism that can make its own food






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






15. The loss of a natural habitat






16. The number of different species in an area






17. A consumer that eats both plants and animals






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






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






20. The mating of animals in zoos or wildlife preserves






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






22. By increasing the need for people to drive






23. Resulted in suppression of all forest fires






24. A nonliving part of an organism's habitat






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






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






27. Taking in carbon dioxide from the atmosphere during photosynthesis






28. Has the highest amount of species diversity






29. Rising sea level






30. Moving into a population






31. Deals with biological hazards






32. Are carefully controlled






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






34. Cooking oil - fuel - and medicines






35. Leaving a population






36. Illegal killing or removal of wildlife from their habitats






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






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






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






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






41. This draws people from urban areas to rural areas






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






43. A living part of an organism's habitat






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






45. A disease that has appeared in the human population for the first time or that has existed for a while but is increasing rapidly and spreading around the world






46. A consumer that eats only animals






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






48. Manage - protect and reintroduce threatened and endangered species






49. Building up not out






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