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