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