Class 11 Geography - Distribution of Oceans and Continents - Mapping of the ocean floor Expert Quiz

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वेगनर के अनुसार पैंजिया को घेरे हुए विशाल जलभाग का महत्व क्या था?

What was the significance of the huge water body surrounding Pangaea according to Wegener?

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Correct Answer

D. यह आद्य वैश्विक महासागर पैंथालासा थाIt was the primeval global ocean Panthalassa

Step 1

Concept

Panthalassa was considered the vast ocean around Pangaea. Exam tip: keep Pangaea and Panthalassa separate.

Step 2

Why this answer is correct

The correct answer is D. यह आद्य वैश्विक महासागर पैंथालासा था / It was the primeval global ocean Panthalassa. Panthalassa was considered the vast ocean around Pangaea. Exam tip: keep Pangaea and Panthalassa separate.

Step 3

Exam Tip

पैंथालासा पैंजिया के चारों ओर स्थित विशाल महासागर माना गया। परीक्षा में पैंजिया और पैंथालासा को अलग रखें।

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वेगनर के सिद्धांत में पैंजिया का विखंडन किस प्रक्रिया की शुरुआत माना गया?

In Wegener's theory breakup of Pangaea was considered the beginning of which process?

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Correct Answer

A. आधुनिक महाद्वीपों और महासागरीय अंतरालों के विकास कीDevelopment of modern continents and oceanic gaps

Step 1

Concept

After Pangaea broke landmasses separated and oceanic areas formed between them. Exam tip: understand breakup and drift together.

Step 2

Why this answer is correct

The correct answer is A. आधुनिक महाद्वीपों और महासागरीय अंतरालों के विकास की / Development of modern continents and oceanic gaps. After Pangaea broke landmasses separated and oceanic areas formed between them. Exam tip: understand breakup and drift together.

Step 3

Exam Tip

पैंजिया टूटने के बाद भूभाग अलग हुए और उनके बीच महासागरीय क्षेत्र बने। परीक्षा में विखंडन और विस्थापन को साथ समझें।

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समुद्री तल प्रसरण ने वेगनर के मूल विचार को बाद में कैसे बल दिया?

How did seafloor spreading later strengthen Wegener's basic idea?

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Correct Answer

A. इसने बताया कि समुद्री तल भी गतिशील हैIt showed that ocean floor is also dynamic

Step 1

Concept

Seafloor spreading strengthened the idea of a dynamic Earth. Exam tip: write it as later support.

Step 2

Why this answer is correct

The correct answer is A. इसने बताया कि समुद्री तल भी गतिशील है / It showed that ocean floor is also dynamic. Seafloor spreading strengthened the idea of a dynamic Earth. Exam tip: write it as later support.

Step 3

Exam Tip

समुद्री तल प्रसरण ने गतिशील पृथ्वी की धारणा को मजबूत किया। परीक्षा में इसे बाद का समर्थन लिखें।

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समुद्री तल प्रसरण को वेगनर के मूल प्रमाणों में रखना क्यों गलत होगा?

Why would it be wrong to place seafloor spreading among Wegener's original evidences?

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Correct Answer

A. क्योंकि यह वेगनर के बाद वैज्ञानिक रूप से स्थापित हुआBecause it was scientifically established after Wegener

Step 1

Concept

This evidence was not available in Wegener's time. Exam tip: keep original and later evidences separate.

Step 2

Why this answer is correct

The correct answer is A. क्योंकि यह वेगनर के बाद वैज्ञानिक रूप से स्थापित हुआ / Because it was scientifically established after Wegener. This evidence was not available in Wegener's time. Exam tip: keep original and later evidences separate.

Step 3

Exam Tip

यह प्रमाण वेगनर के समय उपलब्ध नहीं था। परीक्षा में मूल और बाद के प्रमाण अलग रखें।

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यदि प्रश्न में वेगनर के सिद्धांत की दो प्रमुख कमियां पूछी जाएं तो सबसे सही जोड़ा कौन सा होगा?

If a question asks two major weaknesses of Wegener's theory which pair is most correct?

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Correct Answer

A. अपर्याप्त चालक बल और महासागरीय तल के आरपार गति की समस्याInsufficient driving force and problem of movement through oceanic floor

Step 1

Concept

The main criticism was not of evidences but of mechanism and mechanics. Exam tip: prefer this pair.

Step 2

Why this answer is correct

The correct answer is A. अपर्याप्त चालक बल और महासागरीय तल के आरपार गति की समस्या / Insufficient driving force and problem of movement through oceanic floor. The main criticism was not of evidences but of mechanism and mechanics. Exam tip: prefer this pair.

Step 3

Exam Tip

मुख्य आलोचना प्रमाणों की नहीं बल्कि तंत्र और यांत्रिकी की थी। परीक्षा में इसी जोड़े को प्राथमिकता दें।

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महाद्वीपीय विस्थापन सिद्धांत में वर्तमान महासागरों को कैसे समझा जाता है?

How are present oceans understood in Continental Drift Theory?

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Correct Answer

A. कुछ महासागरीय अंतराल महाद्वीपों के अलग होने से विकसित हुएSome oceanic gaps developed due to separation of continents

Step 1

Concept

Separation of continents created and widened oceanic areas between them. Exam tip: connect separation with ocean expansion.

Step 2

Why this answer is correct

The correct answer is A. कुछ महासागरीय अंतराल महाद्वीपों के अलग होने से विकसित हुए / Some oceanic gaps developed due to separation of continents. Separation of continents created and widened oceanic areas between them. Exam tip: connect separation with ocean expansion.

Step 3

Exam Tip

महाद्वीपों के अलगाव से उनके बीच महासागरीय क्षेत्र बने और फैले। परीक्षा में अलगाव और महासागर विस्तार जोड़ें।

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