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






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






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






4. Any animal that lives by preying on other animals






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






6. Any nonliving component of an environment






7. A close relationship of mutual dependence






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






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






10. An arid region with little or no vegetation






11. Any animal that feeds on flesh






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






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






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






15. Animal hunted or caught for food






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






17. Animals that hunt and eat other animals






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






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






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






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






22. Any animal that feeds chiefly on grass and other plants






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






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






25. The amount of moisture in the air






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






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






28. The amount of moisture in the air






29. A close relationship of mutual dependence






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






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






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






33. Any animal that feeds on flesh






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






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






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






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






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






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






40. Transmit information






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






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






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






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






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






46. Conclude by reasoning






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






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






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






50. The living organisms in an ecosystem