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. Any animal that lives by preying on other animals






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






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






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






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






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






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






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






9. The living organisms in an ecosystem






10. An arid region with little or no vegetation






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






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






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






14. Animals that hunt and eat other animals






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






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






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






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






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






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






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






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






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






24. Any nonliving component of an environment






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






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






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






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






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






30. A close relationship of mutual dependence






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






32. Any animal that feeds on flesh






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






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






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






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






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






38. A close relationship of mutual dependence






39. Animal hunted or caught for food






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






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






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






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






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






45. Conclude by reasoning






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






47. Animal hunted or caught for food






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






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






50. Any nonliving component of an environment