महासागरीय तल के पुराने मानचित्र अधिक अधूरे क्यों थे?
Why were older maps of the ocean floor more incomplete?
Explanation opens after your attempt
Correct Answer
A. मापन बिंदु बहुत कम और असतत थेMeasurement points were few and discontinuous
Concept
Older methods measured depth at limited locations. Exam tip: see modern sonar as a tool of wider coverage.
Why this answer is correct
The correct answer is A. मापन बिंदु बहुत कम और असतत थे / Measurement points were few and discontinuous. Older methods measured depth at limited locations. Exam tip: see modern sonar as a tool of wider coverage.
Exam Tip
पुरानी विधियाँ सीमित स्थानों पर गहराई मापती थीं। परीक्षा में आधुनिक सोनार को व्यापक कवरेज का साधन समझें।
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