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






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






3. Animal hunted or caught for food






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






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






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






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






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






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






10. Animals that hunt and eat other animals






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






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






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






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






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






16. Any nonliving component of an environment






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






18. Any nonliving component of an environment






19. An arid region with little or no vegetation






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






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






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






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






24. Any animal that feeds on flesh






25. Animals that hunt and eat other animals






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






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






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






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






30. Transmit information






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






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






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






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






35. Any animal that lives by preying on other animals






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






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






38. The amount of moisture in the air






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






40. The living organisms in an ecosystem






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






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






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






44. Conclude by reasoning






45. Animal hunted or caught for food






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






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






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






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






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