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. Symbiotic relationship in which both species benefit from the relationship






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






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






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






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






6. The amount of moisture in the air






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






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






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






10. An arid region with little or no vegetation






11. Animal hunted or caught for food






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






13. The living organisms in an ecosystem






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






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






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






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






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






19. Any nonliving component of an environment






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






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






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






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






24. Animal hunted or caught for food






25. A close relationship of mutual dependence






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






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






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






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






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






31. Any animal that feeds on flesh






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






33. Any nonliving component of an environment






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






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






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






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






38. The living organisms in an ecosystem






39. The amount of moisture in the air






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






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






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






43. Animal hunted or caught for food






44. Transmit information






45. A close relationship of mutual dependence






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






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






48. Any animal that feeds on flesh






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






50. Animals that hunt and eat other animals