Skip to main content
Chapter 13 of 20
Flashcards

Composition and Structure of Atmosphere

CBSE · Class 11 · Geography

Flashcards for Composition and Structure of Atmosphere — CBSE Class 11 Geography. Quick Q&A cards covering key concepts, definitions, and formulas.

76 questions70 flashcards5 concepts

Interactive on Super Tutor

Studying Composition and Structure of Atmosphere? Get the full interactive chapter.

Quizzes, flashcards, AI doubt-solver and a step-by-step study plan — built for flashcards and more.

1,000+ Class 11 students started this chapter today

70 Flashcards
Card 1Composition of atmosphere

What is the atmosphere?

Answer

Atmosphere is a mixture of different gases that envelopes the earth all around. It contains life-giving gases such as oxygen for humans and animals and carbon dioxide for plants.

Card 2वायुमंडल की संरचना

वायुमंडल क्या है?

Answer

वायुमंडल विभिन्न गैसों का मिश्रण है जो पृथ्वी को चारों ओर से घेरे हुए है। इसमें मनुष्य और पशुओं के लिए ऑक्सीजन और पौधों के लिए कार्बन डाइऑक्साइड जैसी जीवनदायी गैसें होती हैं।

Card 3वायुमंडल का महत्व

जीवन के लिए हवा क्यों जरूरी है?

Answer

हवा आवश्यक है क्योंकि जीवित प्राणियों को सांस लेने के लिए इसकी आवश्यकता होती है। मनुष्य और कई जानवर हवा में सांस लिए बिना कुछ मिनट तक भी जीवित नहीं रह सकते हैं।

Card 4Importance of atmosphere

Why is air essential for life?

Answer

Air is essential because living organisms need it for breathing. Humans and many animals cannot survive even for a few minutes without breathing air.

Card 5Composition of atmosphere

What is the approximate mass distribution of the atmosphere near the earth's surface?

Answer

About 99 per cent of the total mass of the atmosphere is confined to the lower 32 km from the earth's surface.

Card 6वायुमंडल की संरचना

पृथ्वी की सतह के पास वायुमंडल का अनुमानित द्रव्यमान वितरण क्या है?

Answer

वायुमंडल के कुल द्रव्यमान का लगभग 99 प्रतिशत पृथ्वी की सतह से नीचे 32 km तक सीमित है।

Card 7वायुमण्डलीय गैसें

वायुमंडल का प्रमुख भाग कौन सी गैस बनाती है?

Answer

वायुमंडल का प्रमुख भाग नाइट्रोजन का बना हुआ है। यह पृथ्वी की सतह के निकट वायु का सबसे बड़ा घटक है।

Card 8Atmospheric gases

Which gas forms the major portion of the atmosphere?

Answer

Nitrogen forms the major portion of the atmosphere. It is the largest component of air near the earth's surface.

+62 more flashcards available

Practice All

Frequently Asked Questions

What are the important topics in Composition and Structure of Atmosphere for CBSE Class 11 Geography?
Composition and Structure of Atmosphere 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 Composition and Structure of Atmosphere — CBSE Class 11 Geography?
Understand the core concepts first, then work through the 76 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
How many flashcards are available for Composition and Structure of Atmosphere?
There are 70 flashcards for Composition and Structure of Atmosphere covering key definitions, formulas, and concepts. Use them daily for 10–15 minutes for best results.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

For serious students

Get the full Composition and Structure of Atmosphere chapter — for free.

Quizzes, flashcards, AI doubt-solver and a step-by-step study plan for CBSE Class 11 Geography.