प्रकाश संश्लेषण न होने पर महासागर बनने के बावजूद कौन सा वातावरणीय बदलाव सीमित रहता?
Without photosynthesis which atmospheric change would remain limited despite ocean formation?
Explanation opens after your attempt
A. मुक्त ऑक्सीजन का जैविक संचयBiological accumulation of free oxygen
Concept
Oceans were a medium for life but photosynthesis was decisive for oxygen rise. Exam tip: keep both roles separate.
Why this answer is correct
The correct answer is A. मुक्त ऑक्सीजन का जैविक संचय / Biological accumulation of free oxygen. Oceans were a medium for life but photosynthesis was decisive for oxygen rise. Exam tip: keep both roles separate.
Exam Tip
महासागर जीवन का माध्यम थे पर ऑक्सीजन वृद्धि में प्रकाश संश्लेषण निर्णायक था। परीक्षा में दोनों भूमिकाएँ अलग रखें।
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