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 organisms of the same species populating a given area






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






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






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






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






6. Animals that hunt and eat other animals






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






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






9. Any animal that lives by preying on other animals






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






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






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






13. Transmit information






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






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






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






17. Any animal that feeds on flesh






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






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






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






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






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






23. The amount of moisture in the air






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






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






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






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






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






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






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






31. The amount of moisture in the air






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






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






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






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






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






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






38. Any nonliving component of an environment






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






40. Conclude by reasoning






41. A close relationship of mutual dependence






42. Animal hunted or caught for food






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






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






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






46. A close relationship of mutual dependence






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






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






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






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