alleryWhich microbe converts soluble uranium salts in atomic-plant effluents into insoluble salts, keeping them out of groundwater?
AGeobacter
BSaccharomyces
CLactobacillus
DAspergillus
Answer & Solution
Correct answer: A. Geobacter
1. Water-soluble uranium salts occur in effluent from atomic energy plants.
2. Geobacter converts these into insoluble salts.
3. This prevents the salts from mixing with groundwater.
4. Saccharomyces, Lactobacillus and Aspergillus are food and dairy microbes, not uranium converters.
_Source: Balbharati (Maharashtra Board) Class 10 Science & Technology Part 2, Ch 7 "Introduction to Microbiology", p.94_
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