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