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Carbon monoxide is a type of pollution that comes from O a reaction with oxygen burning gas in a closed space emissions from oil refineries open fields or construction sites
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Which element is used in photosynthesis found in atmosphere and fixed by bacteria?
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Which of the organisms listed below performs nitrogen fixation? a. legumes b. plants c. bacteria d. fungi
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Carbon monoxide is a type of pollution that comes from O a reaction with oxygen burning gas in a clo...
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