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LC Ecology OL Test

Enter the letter for the matching Definition
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1.
Nutrient Recycling
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2.
Producers
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3.
Biotic factors
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4.
Pollutants
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5.
Trophic level
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6.
Nitrification
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7.
Consumers
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8.
Nitrogen Cycle
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9.
Food Web
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10.
Population
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11.
Food Chain
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12.
Carnivore
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13.
Climatic factors
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14.
Biosphere
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15.
Community
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16.
Habitat
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17.
Edaphic factors
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18.
Conservation
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19.
Omnivore
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20.
Niche
A.
Organisms that take in food from another organism
B.
The conversion of ammonia and ammonium to nitrates and then to nitrites
C.
The place where an organism (plant or animal) lives
D.
To take nitrogen from the air and make it available for use by living things.
E.
Animals that feed on both plants and other animals ex, humans, badgers
F.
The way in which elements are exchanged between the living and non-living components of an ecosystem.
G.
A sequence of organisms in which each one is eaten by the next member in the chain ex: dandelion, butterfly, thrush, hawk
H.
The protection and wise management of our natural resources and environment.
I.
Organisms that can make their own food through photosynthesis (or chemosynthesis)
J.
All the members of the same species living in an area
K.
Animals that feed on other animals only ex lions, seals, eagles
L.
A series of interlinked food chains.
M.
A feeding stage in a food chain
N.
Factors referring to the weather over a long period of time ex temperature, light intensity
O.
The part of the planet containing living organisms
P.
Living factors ex. Food, predators
Q.
Chemicals that contaminate the natural environment
R.
The functional role an organism plays in the community. (Organisms with identical niches will compete with each other.)
S.
All the different populations in an area (groups of different species)
T.
Factors relating to the soil ex soil pH, soil type
Type the Term that corresponds to the displayed Definition.
incorrect
21.
The conversion of nitrates into nitrogen gas
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22.
The process by which carbon from the environment is converted to carbon in living things.
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23.
Energy flows through an ecosystem, whereas nutrients (minerals) are recycled.
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24.
The conversion of nitrogen gas into ammonia, ammonium and nitrates
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25.
Representation of the number of organisms at each trophic level.
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26.
Animals that feed on plants only ex deer, sheep, rabbits
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27.
A group of clearly distinguished organisms that interact with their environment
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28.
The study of the interaction between living things and their environment
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29.
Condition where lakes become over-enriched with nutrients, resulting from excess artificial fertilisers washed into rivers and lakes. Leads to lack of oxygen in the water
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30.
Non-living factors ex currents, altitude

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Created by: embarrett
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