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






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






4. Animals that hunt and eat other animals






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






6. Any animal that lives by preying on other animals






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






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






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






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






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






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






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






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






15. Any animal that feeds on flesh






16. Any nonliving component of an environment






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






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






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






20. Animal hunted or caught for food






21. An arid region with little or no vegetation






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






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






24. A close relationship of mutual dependence






25. Animal hunted or caught for food






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






27. Animals that hunt and eat other animals






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






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






30. The amount of moisture in the air






31. The living organisms in an ecosystem






32. Any animal that feeds on flesh






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






34. Transmit information






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






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






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






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






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






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






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






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






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






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






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






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






47. Transmit information






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






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






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