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Geography Continental Drift Theory and its evidence MCQ Questions for Class 11 Science

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महाद्वीपीय विस्थापन सिद्धांत के अनुसार वर्तमान महाद्वीप किससे बने?

According to Continental Drift Theory present continents formed from what?

Explanation opens after your attempt
Correct Answer

A. पैंजिया के भागों सेParts of Pangaea

Step 1

Concept

Present continents were considered parts of broken Pangaea. Exam tip: treat Pangaea as the earlier form of present continents.

Step 2

Why this answer is correct

The correct answer is A. पैंजिया के भागों से / Parts of Pangaea. Present continents were considered parts of broken Pangaea. Exam tip: treat Pangaea as the earlier form of present continents.

Step 3

Exam Tip

वर्तमान महाद्वीप पैंजिया के टूटे भागों से बने माने गए। परीक्षा में पैंजिया को वर्तमान महाद्वीपों का पूर्व रूप मानें।

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गोंडवानालैंड से जुड़े प्रमाणों में ग्लॉसोप्टेरिस क्यों महत्वपूर्ण है?

Why is Glossopteris important in evidences related to Gondwanaland?

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Correct Answer

A. इसके जीवाश्म कई दक्षिणी महाद्वीपों पर मिलेIts fossils were found on several southern continents

Step 1

Concept

The wide occurrence of Glossopteris indicates an old connected southern landmass. Exam tip: treat plant fossils as Gondwanaland evidence.

Step 2

Why this answer is correct

The correct answer is A. इसके जीवाश्म कई दक्षिणी महाद्वीपों पर मिले / Its fossils were found on several southern continents. The wide occurrence of Glossopteris indicates an old connected southern landmass. Exam tip: treat plant fossils as Gondwanaland evidence.

Step 3

Exam Tip

ग्लॉसोप्टेरिस की व्यापक उपस्थिति पुराने संयुक्त दक्षिणी भूभाग का संकेत देती है। परीक्षा में पौध जीवाश्म को गोंडवानालैंड प्रमाण मानें।

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महाद्वीपीय विस्थापन सिद्धांत के अनुसार महासागरीय तल पर महाद्वीपों का चलना किस रूप में देखा गया?

According to Continental Drift Theory the movement of continents over ocean floor was seen as what?

Explanation opens after your attempt
Correct Answer

A. विस्थापनDrift

Step 1

Concept

The slow movement of continents was called drift. Exam tip: understand drift as shifting.

Step 2

Why this answer is correct

The correct answer is A. विस्थापन / Drift. The slow movement of continents was called drift. Exam tip: understand drift as shifting.

Step 3

Exam Tip

महाद्वीपों के धीरे धीरे खिसकने को विस्थापन कहा गया। परीक्षा में ड्रिफ्ट शब्द का अर्थ खिसकना समझें।

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महाद्वीपीय विस्थापन सिद्धांत का संबंध किस अध्याय विषय से है?

Continental Drift Theory is related to which chapter theme?

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Correct Answer

A. महासागरों और महाद्वीपों का वितरणDistribution of oceans and continents

Step 1

Concept

This theory is related to explaining origin and distribution of continents and oceans. Exam tip: treat it as part of physical geography.

Step 2

Why this answer is correct

The correct answer is A. महासागरों और महाद्वीपों का वितरण / Distribution of oceans and continents. This theory is related to explaining origin and distribution of continents and oceans. Exam tip: treat it as part of physical geography.

Step 3

Exam Tip

यह सिद्धांत महाद्वीपों और महासागरों की उत्पत्ति और वितरण को समझाने से जुड़ा है। परीक्षा में इसे भौतिक भूगोल का भाग मानें।

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पुरानी जलवायु के प्रमाण महाद्वीपीय विस्थापन में क्यों उपयोगी हैं?

Why are old climatic evidences useful in Continental Drift?

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Correct Answer

A. वे बताते हैं कि महाद्वीपों की स्थिति पहले अलग थीThey show continents had different positions earlier

Step 1

Concept

Old glacial and vegetation signs show landmasses were earlier in different positions. Exam tip: link climatic evidence with paleoclimate.

Step 2

Why this answer is correct

The correct answer is A. वे बताते हैं कि महाद्वीपों की स्थिति पहले अलग थी / They show continents had different positions earlier. Old glacial and vegetation signs show landmasses were earlier in different positions. Exam tip: link climatic evidence with paleoclimate.

Step 3

Exam Tip

पुराने हिमानी और वनस्पति संकेत बताते हैं कि भूभाग पहले दूसरी स्थिति में थे। परीक्षा में जलवायु प्रमाण को पेलियोक्लाइमेट से जोड़ें।

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महाद्वीपीय विस्थापन सिद्धांत को शुरू में पूरी तरह स्वीकार क्यों नहीं किया गया?

Why was the Continental Drift Theory not fully accepted at first?

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Correct Answer

A. क्योंकि गति का उचित तंत्र स्पष्ट नहीं थाBecause the proper mechanism of movement was unclear

Step 1

Concept

The theory weakly explained the mechanism moving continents. Exam tip: write this point for criticism.

Step 2

Why this answer is correct

The correct answer is A. क्योंकि गति का उचित तंत्र स्पष्ट नहीं था / Because the proper mechanism of movement was unclear. The theory weakly explained the mechanism moving continents. Exam tip: write this point for criticism.

Step 3

Exam Tip

सिद्धांत में महाद्वीपों को चलाने वाले तंत्र की स्पष्ट व्याख्या कमजोर थी। परीक्षा में आलोचना के लिए यही बिंदु लिखें।

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कौन सा शब्द महाद्वीपीय विस्थापन में विशाल महासागर के लिए प्रयोग होता है?

Which term is used for the vast ocean in Continental Drift?

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Correct Answer

A. पैंथालासाPanthalassa

Step 1

Concept

Panthalassa was the vast ocean surrounding Pangaea. Exam tip: choose Panthalassa for ocean.

Step 2

Why this answer is correct

The correct answer is A. पैंथालासा / Panthalassa. Panthalassa was the vast ocean surrounding Pangaea. Exam tip: choose Panthalassa for ocean.

Step 3

Exam Tip

पैंथालासा विशाल महासागर था जो पैंजिया को घेरे हुए था। परीक्षा में महासागर के लिए पैंथालासा चुनें।

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कौन सा शब्द महाद्वीपीय विस्थापन में विशाल भूभाग के लिए प्रयोग होता है?

Which term is used for the vast landmass in Continental Drift?

Explanation opens after your attempt
Correct Answer

A. पैंजियाPangaea

Step 1

Concept

Pangaea was the combined vast landmass of all continents. Exam tip: remember Pangaea for land and Panthalassa for water.

Step 2

Why this answer is correct

The correct answer is A. पैंजिया / Pangaea. Pangaea was the combined vast landmass of all continents. Exam tip: remember Pangaea for land and Panthalassa for water.

Step 3

Exam Tip

पैंजिया सभी महाद्वीपों का संयुक्त विशाल भूभाग था। परीक्षा में भूमि के लिए पैंजिया और जल के लिए पैंथालासा याद रखें।

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वेगेनर की पुस्तक का विषय किससे जुड़ा था?

Wegener's book was related to which subject?

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Correct Answer

A. महाद्वीपों और महासागरों की उत्पत्तिOrigin of continents and oceans

Step 1

Concept

Wegener presented ideas on the origin of continents and oceans. Exam tip: link his work with this subject.

Step 2

Why this answer is correct

The correct answer is A. महाद्वीपों और महासागरों की उत्पत्ति / Origin of continents and oceans. Wegener presented ideas on the origin of continents and oceans. Exam tip: link his work with this subject.

Step 3

Exam Tip

वेगेनर ने महाद्वीपों और महासागरों की उत्पत्ति पर विचार प्रस्तुत किए। परीक्षा में उनके कार्य को इसी विषय से जोड़ें।

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महाद्वीपीय विस्थापन सिद्धांत में कौन सा प्रमाण तटरेखाओं की आकृति पर आधारित है?

Which evidence in Continental Drift Theory is based on the shape of coastlines?

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Correct Answer

A. जिगसॉ फिटJigsaw fit

Step 1

Concept

Jigsaw fit is based on the matching shape of coastlines. Exam tip: choose jigsaw fit when shape is mentioned.

Step 2

Why this answer is correct

The correct answer is A. जिगसॉ फिट / Jigsaw fit. Jigsaw fit is based on the matching shape of coastlines. Exam tip: choose jigsaw fit when shape is mentioned.

Step 3

Exam Tip

जिगसॉ फिट तटरेखाओं की आकृति के मेल पर आधारित है। परीक्षा में आकृति दिखे तो जिगसॉ फिट चुनें।

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