Transcript Nutrient Recycling + Human Impact ppt

1.4.8 Nutrient Recycling
1.4.9 Human Impact on an
Ecosystem
Follow-Me – iQuiz
Q. What is meant by nitrogen fixation?
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
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Q. Name an important group of biomolecules that plants make
from nitrates.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
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Q. The term used to describe micro-organisms and other
organisms that return nutrients to the environment by decay is …
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
Please CLICK on
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for the Next Question
Q. Explain the term ectoparasite.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
Please CLICK on
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for the Next Question
Q. What is meant by nitrification?
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
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Q. Farmers add nitrates as fertilizers to the soil, but not when
heavy rain is forecast. Why not?
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
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Q. Name a group of organisms involved in nitrogen fixation.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
Please CLICK on
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for the Next Question
Q. Explain the term decomposition.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
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Q. Why are elements recycled in nature?
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
Please CLICK on
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for the Next Question
Q. What is meant by pollution?
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
Please CLICK on
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for the Next Question
Q. Give an example of a human activity that results in the
pollution of air.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
Please CLICK on
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for the Next Question
Q. Explain conservation in relation to wild plants and animals.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
Please CLICK on
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for the Next Question
Q. State one conservation practice from agriculture.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
Please CLICK on
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for the Next Question
Q. Suggest two reasons for conserving wild species.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
Please CLICK on
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for the Next Question
Q. State one conservation practice from fisheries.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
Please CLICK on
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for the Next Question
Q. Outline the problems associated with the disposal of waste.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
Please CLICK on
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for the Next Question
Q. State one conservation practice from forestry.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
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Q. Suggest two ways of minimising waste.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
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for the Next Question
Q. Give an example of the use of micro-organisms in waste
management.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
Please CLICK on
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for the Next Question
Q. Give an advantage for the incineration of domestic waste.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
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Q. Suggest why continual monitoring of the environment is
valuable.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
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for the Next Question
Q. Give a disadvantage for the incineration of domestic waste.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
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Q. Give an example of a human activity that results in the
pollution of water.
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
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Q. Why is waste management becoming an increasingly difficult
problem?
Amount of waste greatly
reduced; Useable heat;
Reduced landfill
Bacteria; Monera;
Lichens; Clover; Legumes
Burning fossil fuels
Control of fertiliser
usage
Control of mesh size
Conversion of nitrogen
into nitrates
Converting ammonia into
nitrites and/or nitrites to
nitrates
Decaying; Rotting
Decomposers
Organism living on host
causing damage
Plant trees
Fertiliser may be washed off
the land; Eutrophication
Harmful addition to the
environment by humans
Harmful products
produced
Increasing population &
consumption; Too little recycling;
Shortage of landfill sites
Landfill sites; Sewage
treatment plants; Digesters;
Compost heaps
Limited supply; Reused
Protection, preservation and
wise management of
endangered plants and animals
Proteins
Recreational; Food supplies;
Possible sources of drugs;
Prevent extinction; Biodiversity
Reduce; Recycle; Re-use
To detect change(s) early; To
remedy effect of change; To
detect levels of pollutants
Toxicity; Non-biodegradable; Pollute
rivers; Availability of land-fill;
Incineration causes toxins
CONGRATULATIONS
You’re Brilliant
Incorrect
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