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. An arid region with little or no vegetation






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






3. Animals that hunt and eat other animals






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






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






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






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






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






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






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






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






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






13. Conclude by reasoning






14. The living organisms in an ecosystem






15. Any nonliving component of an environment






16. The amount of moisture in the air






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






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






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






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






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






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






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






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






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






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






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






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






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






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






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






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






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






34. Any animal that feeds on flesh






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






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






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






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






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






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






41. Any animal that lives by preying on other animals






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






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






44. Animals that hunt and eat other animals






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






46. Animal hunted or caught for food






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






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






49. The living organisms in an ecosystem






50. Transmit information