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