MPSC Rajyaseva 2020 CSAT — Question 34

सांडपाण्याच्या जीवाणू मार्फत होणाऱ्या एरोबिक अपघटनाच्या प्रक्रियेत ______ / During the aerobic decomposition of sewage, by bacteria ______

(a)आवश्यक असलेला ऑक्सिजन हा सरळ वातावरणातून घेतला जातो / the required oxygen is directly taken from the atmosphere

(b)तयार झालेल्या कार्बन डायऑक्साइडची अदलाबदल वातावरणातील ऑक्सिजन बरोबर होते / the produced carbon dioxide is interchanged with the atmospheric oxygen

(c)मातीच्या विविध थरात उपलब्ध असलेला कार्बन डायऑक्साइड वापरला जातो / the carbon dioxide present in different layers of soil is used

1)(a) आणि (b) / (a) and (b)

2)(b) / (b)✓ Correct

3)(b) आणि (c) / (b) and (c)

4)वरीलपैकी कोणतेही नाही / None of the above

During aerobic decomposition by bacteria, the carbon dioxide produced is interchanged with atmospheric oxygen to sustain the biological process.

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