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






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






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






4. The amount of moisture in the air






5. Any nonliving component of an environment






6. An arid region with little or no vegetation






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






8. Any animal that lives by preying on other animals






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. The land area that supplies water to a river system






12. An arid region with little or no vegetation






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






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






15. Animal hunted or caught for food






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






17. Conclude by reasoning






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






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






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






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






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






23. Animal hunted or caught for food






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






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






26. Any animal that feeds on flesh






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






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






29. Any nonliving component of an environment






30. A close relationship of mutual dependence






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






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






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






34. Transmit information






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






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






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






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






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






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






41. Animals that hunt and eat other animals






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






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






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






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






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






47. Conclude by reasoning






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






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






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