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. Organisms that live attached to or near the ocean floor






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






3. An arid region with little or no vegetation






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






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






6. Transmit information






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






8. Any animal that lives by preying on other animals






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






10. Any nonliving component of an environment






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






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






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






14. The living organisms in an ecosystem






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






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






17. Any animal that feeds on flesh






18. The amount of moisture in the air






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






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






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






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






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






24. Conclude by reasoning






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






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






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






28. Transmit information






29. Conclude by reasoning






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






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






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






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






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






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






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






37. A close relationship of mutual dependence






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






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






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






41. Animals that hunt and eat other animals






42. Animals that hunt and eat other animals






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






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






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






46. Animal hunted or caught for food






47. The living organisms in an ecosystem






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






49. Animal hunted or caught for food






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