ओस बनने के लिए हवा में क्या होना चाहिए?
What should be present in air for dew formation?
Explanation opens after your attempt
A. जलवाष्पWater vapour
Concept
Without water vapour, dew droplets cannot form. Exam tip: remember dew needs moisture.
Why this answer is correct
The correct answer is A. जलवाष्प / Water vapour. Without water vapour, dew droplets cannot form. Exam tip: remember dew needs moisture.
Exam Tip
जलवाष्प के बिना ओस की बूंदें नहीं बनतीं। परीक्षा में dew needs moisture याद रखें।
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