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






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






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






4. Any nonliving component of an environment






5. The living organisms in an ecosystem






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






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






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






9. Transmit information






10. Dense forest that receives high amounts of rain each year






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






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






13. An arid region with little or no vegetation






14. Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten






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






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






17. A close relationship of mutual dependence






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






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






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






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






22. Animals that hunt and eat other animals






23. Animals that hunt and eat other animals






24. The living organisms in an ecosystem






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






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






27. Transmit information






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






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






30. Any animal that feeds on flesh






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






32. Organisms that live attached to or near the ocean floor






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






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






35. An animal that feeds on both animal and vegetable substances






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






37. Animal hunted or caught for food






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






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






40. An animal that feeds on both animal and vegetable substances






41. Living and nonliving things in an environment - together with their interactions






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






43. Conclude by reasoning






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






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






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






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






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






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






50. Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten