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






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






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






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






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






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






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






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






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






10. Conclude by reasoning






11. Animal hunted or caught for food






12. Conclude by reasoning






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






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






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






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






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






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






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






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






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






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






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






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






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






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






27. The living organisms in an ecosystem






28. A close relationship of mutual dependence






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






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






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






32. Area of shore between the high-tide and low-tide lines






33. Animal hunted or caught for food






34. Any animal that feeds on flesh






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






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






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






38. Animals that hunt and eat other animals






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






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






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






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






43. An arid region with little or no vegetation






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






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






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






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






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






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






50. Any animal that lives by preying on other animals