Test your basic knowledge |

Common Core Ecosystem

Subjects : common-core, 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. The process by which water changes from liquid form to an atmospheric gas






2. The type of environment in which an organism or group normally lives or occurs






3. A nonrenewable energy resource formed from the remains of organisms that lived long ago; examples include oil - coal - and natural gas






4. Tiny - free-floating organisms that occur in aquatic environments






5. Transmit information






6. The cycle in which nitrogen gas is changed into forms of nitrogen that plants can use






7. The living organisms in an ecosystem






8. The movement of carbon from the nonliving environment into living things and back






9. The process by which water changes from liquid form to an atmospheric gas






10. The amount of moisture in the air






11. Overall weather in an area over a long period of time






12. The branch of biology concerned with the relations between organisms and their environment






13. Process by which plants use the sun's energy to convert water and carbon dioxide into sugars






14. The land area that supplies water to a river system






15. The process of changing from a gaseous to a liquid or solid state






16. The cycle in which nitrogen gas is changed into forms of nitrogen that plants can use






17. Free-swimming animals that can move throughout the water column






18. A nonrenewable energy resource formed from the remains of organisms that lived long ago; examples include oil - coal - and natural gas






19. Any nonliving component of an environment






20. A vast - level - treeless plain in the arctic regions. The ground beneath the surface of the tundras is frozen even in summer






21. A relationship between two organisms in which one organism benefits and the other is unaffected






22. Water that flows over the ground surface rather than soaking into the ground






23. A group of interdependent organisms inhabiting the same region and interacting with each other






24. Ecosystems of several types in which vegetation is surrounded by standing water during part or most of the year






25. A relationship between two organisms in which one organism benefits and the other is unaffected






26. Transmit information






27. Any nonliving component of an environment






28. An arid region with little or no vegetation






29. The process by which water changes from liquid form to an atmospheric gas






30. Any animal that feeds on refuse and other decaying organic matter






31. Symbiotic relationship in which both species benefit from the relationship






32. The type of environment in which an organism or group normally lives or occurs






33. The land area that supplies water to a river system






34. A group of organisms of the same species populating a given area






35. The living organisms in an ecosystem






36. The falling to earth of any form of water (rain or snow or hail or sleet or mist)






37. An arid region with little or no vegetation






38. The status of an organism within its environment and community (affecting its survival as a species)






39. Animals that hunt and eat other animals






40. The continuous movement of water between Earth's surface and the air - changing from liquid to gas to liquid






41. Any animal that lives by preying on other animals






42. One organism lives on or inside another organism and harms it






43. A close relationship of mutual dependence






44. A group of organisms of the same species populating a given area






45. (ecology) a community of organisms where there are several interrelated food chains






46. Overall weather in an area over a long period of time






47. Any animal that lives by preying on other animals






48. The process of changing from a gaseous to a liquid or solid state






49. Water that flows over the ground surface rather than soaking into the ground






50. Animal hunted or caught for food