किस विकल्प में गुणात्मक अवलोकन दिया गया है?
Which option gives a qualitative observation?
Explanation opens after your attempt
A. चट्टान की सतह खुरदरी हैThe rock surface is rough
Concept
Roughness is a quality described in words. A qualitative observation does not require a number.
Why this answer is correct
The correct answer is A. चट्टान की सतह खुरदरी है / The rock surface is rough. Roughness is a quality described in words. A qualitative observation does not require a number.
Exam Tip
खुरदरापन एक गुण है जिसे शब्दों में बताया गया है। गुणात्मक अवलोकन में संख्या आवश्यक नहीं होती।
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