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






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






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






4. An arid region with little or no vegetation






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






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






7. Any animal that feeds on flesh






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






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






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






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






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






13. The living organisms in an ecosystem






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






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






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






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






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






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






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






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






22. Animal hunted or caught for food






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






24. An arid region with little or no vegetation






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






26. Any animal that feeds on flesh






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






28. Animal hunted or caught for food






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






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






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






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






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






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






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






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






37. Transmit information






38. Conclude by reasoning






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






40. Animal hunted or caught for food






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






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






43. Any nonliving component of an environment






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






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






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






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






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






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






50. Conclude by reasoning