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






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






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






4. The amount of moisture in the air






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






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






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






8. Any animal that feeds on flesh






9. Any animal that lives by preying on other animals






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






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






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






13. Transmit information






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






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






16. The living organisms in an ecosystem






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






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






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






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






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






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






23. An arid region with little or no vegetation






24. Any nonliving component of an environment






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






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






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






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






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






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






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






32. A close relationship of mutual dependence






33. The amount of moisture in the air






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






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






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






37. Transmit information






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






39. An arid region with little or no vegetation






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






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






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






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






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






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






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






47. Animal hunted or caught for food






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






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






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