पृथ्वी के आदिम वातावरण में मुक्त ऑक्सीजन की स्थिति कैसी थी?
What was the condition of free oxygen in Earth's primitive atmosphere?
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Correct Answer
A. बहुत कम या लगभग अनुपस्थितVery low or almost absent
Concept
Free oxygen was very low in the primitive atmosphere. Exam tip: treat it as a major difference from modern atmosphere.
Why this answer is correct
The correct answer is A. बहुत कम या लगभग अनुपस्थित / Very low or almost absent. Free oxygen was very low in the primitive atmosphere. Exam tip: treat it as a major difference from modern atmosphere.
Exam Tip
आदिम वातावरण में मुक्त ऑक्सीजन बहुत कम थी। परीक्षा में इसे आधुनिक वातावरण से बड़ा अंतर मानें।
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