Answer to Dictation 1
Scientists have unearthed a previously unknown species of microbes.
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Answer to Dictation 2
exploring an area just below and above the Earth's surface called the critical zone.
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Answer to Dictation 3
Microorganisms could be a key part of the process of purifying our water.
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Answer to Dictation 4
They are the scavengers cleaning up what got through the surface layer of soil.
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Answer to Dictation 5
They have a job to do to purify our drinking water.
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Answer to Dictation 6
The microbes living in the deep soil up to 200 metres beneath our feet.
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Answer to Dictation 7
Microbes remove harmful contaminants and detritus from the water supply.
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Answer to Dictation 8
He believes they could be utilized to clean up pollution in the soil.
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Answer to Dictation 9
We don't know their capacities for metabolizing tough pollutants.
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Answer to Dictation 10
Understanding this newly found group could boost conservation efforts.
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