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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 living organisms in an ecosystem
desert
prey
ecosystem
biotic
2. A close relationship of mutual dependence
habitat
omnivore
abiotic
symbiotic
3. A group of interdependent organisms inhabiting the same region and interacting with each other
community
prey
photosynthesis
condensation
4. Tiny - free-floating organisms that occur in aquatic environments
nekton
habitat
commensalism
plankton
5. The movement of carbon from the nonliving environment into living things and back
photosynthesis
prey
carbon cycle
nekton
6. Conclude by reasoning
water cycle
infer
photosynthesis
scavenger
7. Any nonliving component of an environment
abiotic
benthos
population
carnivore
8. The land area that supplies water to a river system
mutualism
fossil fuel
watershed
prey
9. Symbiotic relationship in which both species benefit from the relationship
ecosystem
nekton
mutualism
run-off
10. An animal that feeds on both animal and vegetable substances
omnivore
commensalism
desert
evaporation
11. A nonrenewable energy resource formed from the remains of organisms that lived long ago; examples include oil - coal - and natural gas
evaporation
fossil fuel
watershed
plankton
12. Any animal that feeds on refuse and other decaying organic matter
fossil fuel
nitrogen cycle
scavenger
wetlands
13. Water that flows over the ground surface rather than soaking into the ground
run-off
scavenger
ecology
ecology
14. A nonrenewable energy resource formed from the remains of organisms that lived long ago; examples include oil - coal - and natural gas
biotic
carbon cycle
fossil fuel
food chain
15. Symbiotic relationship in which both species benefit from the relationship
food chain
run-off
humidity
mutualism
16. Dense forest that receives high amounts of rain each year
precipitation
carbon cycle
rain forest
habitat
17. One organism lives on or inside another organism and harms it
climate
parasitism
climate
food web
18. Any animal that feeds on refuse and other decaying organic matter
mutualism
biotic
scavenger
prey
19. A vast - level - treeless plain in the arctic regions. The ground beneath the surface of the tundras is frozen even in summer
tundra
predators
ecosystem
abiotic
20. Organisms that live attached to or near the ocean floor
omnivore
carnivore
benthos
watershed
21. A vast - level - treeless plain in the arctic regions. The ground beneath the surface of the tundras is frozen even in summer
tundra
predators
nekton
deciduous forest
22. A group of interdependent organisms inhabiting the same region and interacting with each other
plankton
predators
ecosystem
community
23. Animal hunted or caught for food
tundra
intertidal zone
prey
evaporation
24. Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
community
nitrogen cycle
infer
food chain
25. The living organisms in an ecosystem
abiotic
commensalism
biotic
evaporation
26. Dense forest that receives high amounts of rain each year
mutualism
rain forest
condensation
nitrogen cycle
27. Any animal that feeds chiefly on grass and other plants
climate
herbivore
food chain
population
28. The status of an organism within its environment and community (affecting its survival as a species)
abiotic
niche
ecosystem
water cycle
29. The type of environment in which an organism or group normally lives or occurs
habitat
predator
niche
mutualism
30. The amount of moisture in the air
symbiotic
rain forest
condensation
humidity
31. Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
food chain
community
benthos
food web
32. Overall weather in an area over a long period of time
climate
intertidal zone
parasitism
fossil fuel
33. Any animal that lives by preying on other animals
rain forest
humidity
predator
intertidal zone
34. A relationship between two organisms in which one organism benefits and the other is unaffected
predator
commensalism
carnivore
desert
35. Any animal that feeds on flesh
carnivore
food web
food chain
prey
36. The branch of biology concerned with the relations between organisms and their environment
benthos
niche
ecology
commensalism
37. Animal hunted or caught for food
predator
prey
nitrogen cycle
humidity
38. The process by which water changes from liquid form to an atmospheric gas
desert
humidity
run-off
evaporation
39. Transmit information
nekton
habitat
niche
communicate
40. Conclude by reasoning
abiotic
infer
population
mutualism
41. Ecosystems of several types in which vegetation is surrounded by standing water during part or most of the year
intertidal zone
wetlands
plankton
climate
42. Living and nonliving things in an environment - together with their interactions
ecosystem
evaporation
biotic
plankton
43. Free-swimming animals that can move throughout the water column
nekton
evaporation
fossil fuel
herbivore
44. The process by which water changes from liquid form to an atmospheric gas
photosynthesis
ecology
evaporation
ecosystem
45. Living and nonliving things in an environment - together with their interactions
ecosystem
commensalism
evaporation
nekton
46. Area of shore between the high-tide and low-tide lines
climate
parasitism
intertidal zone
scavenger
47. Transmit information
condensation
plankton
tundra
communicate
48. Any nonliving component of an environment
prey
nitrogen cycle
abiotic
herbivore
49. A close relationship of mutual dependence
evaporation
symbiotic
wetlands
benthos
50. A group of organisms of the same species populating a given area
run-off
mutualism
precipitation
population