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






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






4. The amount of moisture in the air






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






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






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






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






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






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






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






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






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






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






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






16. Any animal that feeds on flesh






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






18. The amount of moisture in the air






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






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






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






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






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






24. Any animal that lives by preying on other animals






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






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






27. Animals that hunt and eat other animals






28. Animal hunted or caught for food






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






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






31. An arid region with little or no vegetation






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






33. Animal hunted or caught for food






34. A close relationship of mutual dependence






35. Any nonliving component of an environment






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






37. Any animal that feeds on flesh






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






39. Any nonliving component of an environment






40. The living organisms in an ecosystem






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






42. An arid region with little or no vegetation






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






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






45. Animal hunted or caught for food






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






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






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






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






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