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






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






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






4. Animals that hunt and eat other animals






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






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






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






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






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






10. Transmit information






11. The living organisms in an ecosystem






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






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






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






15. Animal hunted or caught for food






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






17. Any animal that lives by preying on other animals






18. Any animal that lives by preying on other animals






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






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






21. A close relationship of mutual dependence






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






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






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






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






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






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






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






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






30. Transmit information






31. Any nonliving component of an environment






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






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






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






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






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






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






38. The amount of moisture in the air






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






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






41. Animal hunted or caught for food






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






43. An arid region with little or no vegetation






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






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






46. Any animal that feeds on flesh






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






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






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






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