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वातावरणीय द्रव्यमानाच्या सुमार कितलो अंश क्षोभमंडलांत आसता?

A60 टक्के
B80 टक्के
C40 टक्के
D20 टक्के
Answer & Solution
Correct answer: B. 80 टक्के
धर्तरेच्या वातावरणाच्या वट्ट द्रव्यमानाच्या सुमार 80 टक्के क्षोभमंडलांत आसता.
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