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






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






4. The amount of moisture in the air






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






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






7. Any animal that feeds on flesh






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






9. A close relationship of mutual dependence






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






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






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






13. Transmit information






14. A biome with four seasons - plants shed leaves in the fall and grow new ones in the spring.






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






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






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






18. Any animal that feeds on flesh






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






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






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






22. Any nonliving component of an environment






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






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






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






26. The living organisms in an ecosystem






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






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






29. A close relationship of mutual dependence






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






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






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






33. Animals that hunt and eat other animals






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






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






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






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






38. An arid region with little or no vegetation






39. A biome with four seasons - plants shed leaves in the fall and grow new ones in the spring.






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






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






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






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






44. Any animal that lives by preying on other animals






45. The living organisms in an ecosystem






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






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






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






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






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