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. The land area that supplies water to a river system






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






3. Any nonliving component of an environment






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






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






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






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






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






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






10. Any animal that lives by preying on other animals






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






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






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






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






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






16. Transmit information






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






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






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






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






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






22. Animal hunted or caught for food






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






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






25. The amount of moisture in the air






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






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






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






29. Any nonliving component of an environment






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






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






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






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






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






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






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






37. Animal hunted or caught for food






38. An arid region with little or no vegetation






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






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






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






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






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






44. Conclude by reasoning






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






46. The living organisms in an ecosystem






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






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






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






50. Animals that hunt and eat other animals