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. Dense forest that receives high amounts of rain each year






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






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






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






5. Conclude by reasoning






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






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






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






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






10. The living organisms in an ecosystem






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






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






13. A close relationship of mutual dependence






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






15. An arid region with little or no vegetation






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






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






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






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






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






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






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






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 refuse and other decaying organic matter






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






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






27. An arid region with little or no vegetation






28. Animal hunted or caught for food






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






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






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






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






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






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






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






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






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






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






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






40. Any animal that feeds on flesh






41. The amount of moisture in the air






42. Any nonliving component of an environment






43. A close relationship of mutual dependence






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






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






46. The amount of moisture in the air






47. Animal hunted or caught for food






48. Transmit information






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






50. Any animal that lives by preying on other animals