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