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