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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. The living organisms in an ecosystem






2. A close relationship of mutual dependence






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






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






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






6. Conclude by reasoning






7. Any nonliving component of an environment






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






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






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






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






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






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






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






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






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






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






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






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






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






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






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






23. Animal hunted or caught for food






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






25. The living organisms in an ecosystem






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






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






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






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






30. The amount of moisture in the air






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






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






33. Any animal that lives by preying on other animals






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






35. Any animal that feeds on flesh






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






37. Animal hunted or caught for food






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






39. Transmit information






40. Conclude by reasoning






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






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






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






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






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






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






47. Transmit information






48. Any nonliving component of an environment






49. A close relationship of mutual dependence






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