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