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Test your basic knowledge |
Common Core Ecosystem
Start Test
Study First
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. Free-swimming animals that can move throughout the water column
prey
plankton
predator
nekton
2. Free-swimming animals that can move throughout the water column
condensation
deciduous forest
nekton
evaporation
3. Ecosystems of several types in which vegetation is surrounded by standing water during part or most of the year
tundra
predators
wetlands
abiotic
4. Overall weather in an area over a long period of time
climate
deciduous forest
humidity
condensation
5. A group of interdependent organisms inhabiting the same region and interacting with each other
tundra
food chain
infer
community
6. The amount of moisture in the air
biotic
deciduous forest
symbiotic
humidity
7. A close relationship of mutual dependence
symbiotic
community
commensalism
humidity
8. The process of changing from a gaseous to a liquid or solid state
community
population
nitrogen cycle
condensation
9. Living and nonliving things in an environment - together with their interactions
water cycle
ecosystem
biotic
commensalism
10. An arid region with little or no vegetation
fossil fuel
symbiotic
desert
watershed
11. Water that flows over the ground surface rather than soaking into the ground
benthos
precipitation
run-off
predator
12. The movement of carbon from the nonliving environment into living things and back
scavenger
carbon cycle
plankton
food chain
13. The type of environment in which an organism or group normally lives or occurs
carnivore
habitat
food chain
intertidal zone
14. The falling to earth of any form of water (rain or snow or hail or sleet or mist)
wetlands
commensalism
watershed
precipitation
15. The status of an organism within its environment and community (affecting its survival as a species)
evaporation
predator
food chain
niche
16. Overall weather in an area over a long period of time
biotic
parasitism
climate
abiotic
17. The land area that supplies water to a river system
prey
nitrogen cycle
habitat
watershed
18. Animal hunted or caught for food
abiotic
prey
infer
food chain
19. The process of changing from a gaseous to a liquid or solid state
condensation
community
ecosystem
nekton
20. The cycle in which nitrogen gas is changed into forms of nitrogen that plants can use
nitrogen cycle
mutualism
humidity
intertidal zone
21. The land area that supplies water to a river system
ecosystem
population
omnivore
watershed
22. Any animal that feeds chiefly on grass and other plants
prey
watershed
desert
herbivore
23. Any animal that lives by preying on other animals
ecosystem
evaporation
habitat
predator
24. The process by which water changes from liquid form to an atmospheric gas
evaporation
watershed
scavenger
humidity
25. One organism lives on or inside another organism and harms it
photosynthesis
evaporation
climate
parasitism
26. An arid region with little or no vegetation
watershed
precipitation
desert
symbiotic
27. Any animal that feeds on refuse and other decaying organic matter
condensation
tundra
scavenger
wetlands
28. The process by which water changes from liquid form to an atmospheric gas
predator
predators
parasitism
evaporation
29. A vast - level - treeless plain in the arctic regions. The ground beneath the surface of the tundras is frozen even in summer
niche
tundra
ecosystem
ecosystem
30. (ecology) a community of organisms where there are several interrelated food chains
evaporation
omnivore
carnivore
food web
31. A relationship between two organisms in which one organism benefits and the other is unaffected
commensalism
population
prey
carbon cycle
32. Organisms that live attached to or near the ocean floor
wetlands
symbiotic
niche
benthos
33. The continuous movement of water between Earth's surface and the air - changing from liquid to gas to liquid
evaporation
prey
prey
water cycle
34. A biome with four seasons - plants shed leaves in the fall and grow new ones in the spring.
population
nekton
deciduous forest
humidity
35. Any animal that feeds on refuse and other decaying organic matter
scavenger
plankton
desert
prey
36. A vast - level - treeless plain in the arctic regions. The ground beneath the surface of the tundras is frozen even in summer
tundra
omnivore
benthos
scavenger
37. Any animal that feeds on flesh
habitat
carnivore
omnivore
precipitation
38. Animals that hunt and eat other animals
tundra
intertidal zone
predators
run-off
39. The type of environment in which an organism or group normally lives or occurs
community
scavenger
parasitism
habitat
40. Conclude by reasoning
infer
symbiotic
communicate
communicate
41. Ecosystems of several types in which vegetation is surrounded by standing water during part or most of the year
symbiotic
habitat
tundra
wetlands
42. Any nonliving component of an environment
abiotic
carbon cycle
population
infer
43. Animal hunted or caught for food
commensalism
prey
ecosystem
intertidal zone
44. Process by which plants use the sun's energy to convert water and carbon dioxide into sugars
evaporation
run-off
population
photosynthesis
45. The process by which water changes from liquid form to an atmospheric gas
predator
evaporation
prey
herbivore
46. The movement of carbon from the nonliving environment into living things and back
food web
ecosystem
carbon cycle
desert
47. Any nonliving component of an environment
abiotic
precipitation
watershed
water cycle
48. Organisms that live attached to or near the ocean floor
ecology
carbon cycle
benthos
mutualism
49. A group of interdependent organisms inhabiting the same region and interacting with each other
water cycle
run-off
nitrogen cycle
community
50. A biome with four seasons - plants shed leaves in the fall and grow new ones in the spring.
deciduous forest
communicate
commensalism
prey