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Water (Oceans)

CBSE · Class 11 · Geography

Flashcards for Water (Oceans) — CBSE Class 11 Geography. Quick Q&A cards covering key concepts, definitions, and formulas.

67 questions80 flashcards5 concepts

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Card 1Introduction to oceans

Why is Earth called the Blue Planet?

Answer

Earth is called the Blue Planet because it has an abundant supply of water on its surface. Water covers a very large part of the planet, making Earth look blue from space.

Card 2समुद्रों का परिचय

पृथ्वी को नीला ग्रह क्यों कहा जाता है?

Answer

पृथ्वी को नीला ग्रह इसलिए कहा जाता है क्योंकि इसकी सतह पर पानी की प्रचुर मात्रा है। पानी ग्रह के एक बहुत बड़े हिस्से को ढकता है, जिससे पृथ्वी अंतरिक्ष से नीली दिखती है।

Card 3जलचक्र

जलचक्र क्या है?

Answer

जलचक्र (hydrological cycle) पृथ्वी पर, पृथ्वी के भीतर और पृथ्वी के ऊपर जल का निरंतर प्रवाह है। जल तरल, ठोस और गैसीय रूपों में परिवर्तित होता है और महासागरों, वायुमंडल, भूतल, उपसतह और जीवित जीवों के बी

Card 4Hydrological cycle

What is the hydrological cycle?

Answer

The hydrological cycle is the continuous movement of water on, in, and above the Earth. Water changes among liquid, solid, and gaseous forms and moves between oceans, atmosphere, land surface, subsurf

Card 5Hydrological cycle

What are the main components of the water cycle?

Answer

The main components are water storage in oceans, water in the atmosphere, water storage in ice and snow, surface runoff, and groundwater storage. These are linked by processes such as evaporation, con

Card 6जलचक्र

जल चक्र के मुख्य घटक क्या हैं?

Answer

मुख्य घटक हैं - महासागरों में जल का संग्रहण, वायुमंडल में जल, बर्फ और हिम में जल का संग्रहण, सतही अपवाह, भूजल का संग्रहण। ये वाष्पीकरण, संघनन, वर्षा, अंतःस्रवण, जलधारा प्रवाह आदि प्रक्रियाओं से जुड़े

Card 7जल का वितरण

ग्रहों का कितना पानी महासागरों में पाया जाता है?

Answer

ग्रहों का लगभग ९१% जल महासागरों में पाया जाता है। शेष जल हिमनदों और बर्फ की टोपियों, भूजल, झीलों, मिट्टी की नमी, वायुमंडल, जलधाराओं और जीवित जीवों में जमा रहता है।

Card 8Distribution of water

How much of the planetary water is found in the oceans?

Answer

About 91% of the planetary water is found in the oceans. The remaining water is stored in glaciers and icecaps, groundwater, lakes, soil moisture, atmosphere, streams, and living organisms.

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Frequently Asked Questions

What are the important topics in Water (Oceans) for CBSE Class 11 Geography?
Water (Oceans) covers several key topics that are frequently asked in CBSE Class 11 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Water (Oceans) — CBSE Class 11 Geography?
Understand the core concepts first, then work through the 67 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
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There are 80 flashcards for Water (Oceans) covering key definitions, formulas, and concepts. Use them daily for 10–15 minutes for best results.

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