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






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






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






4. Transmit information






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






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






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






8. Conclude by reasoning






9. Any nonliving component of an environment






10. Any nonliving component of an environment






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






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






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






14. Animal hunted or caught for food






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






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






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






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






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






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






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






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






23. Transmit information






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






25. Any animal that lives by preying on other animals






26. Animals that hunt and eat other animals






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






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






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






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






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






32. An arid region with little or no vegetation






33. An arid region with little or no vegetation






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






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






36. The living organisms in an ecosystem






37. Any animal that lives by preying on other animals






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






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






40. Any animal that feeds on flesh






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






42. The amount of moisture in the air






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






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






45. Any animal that feeds on flesh






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






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






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






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






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