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. Any animal that feeds on flesh






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






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






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






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






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






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






8. Any animal that lives by preying on other animals






9. Any nonliving component of an environment






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






11. The amount of moisture in the air






12. Transmit information






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






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






15. Conclude by reasoning






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






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






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






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






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






21. The living organisms in an ecosystem






22. Animal hunted or caught for food






23. Animal hunted or caught for food






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






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






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






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






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






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






30. An arid region with little or no vegetation






31. Animal hunted or caught for food






32. Animals that hunt and eat other animals






33. An arid region with little or no vegetation






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






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






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






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






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






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






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






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






42. Conclude by reasoning






43. Any animal that feeds on flesh






44. Any animal that lives by preying on other animals






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






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






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






48. Transmit information






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






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