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Revision Notes
India as a Mega Diversity Nation — Revision Notes
ICSE · Class 11 · Geography
India as a Mega Diversity Nation revision notes for ICSE Class 11 Geography: 4 topics in quick points. Part of the ICSE Class 11 Geography syllabus.
65 questions38 flashcards5 concepts
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Key Topics to Revise
1
Physical Extent and Location
- India lies between 8°4' N and 37°6' N latitude and 68°7' E and 97°25' E longitude.
- India is 3214 km long from Kashmir to Kanniyakumari and 2933 km broad from Rann of Kachchh to Arunachal Pradesh.
- India covers about 3.28 million sq km and is the seventh largest country in the world.
2
Why India is a Mega-Diversity Nation
- India has very varied climate, relief, and vegetation.
- Hot desert climate covers Rajasthan and adjoining parts of Haryana, Punjab and Gujarat.
- The triple tectonic division of India gives three major geomorphic components: Peninsular India, the Himalayas and their fold mountains, and the Indo-Gangetic plain.
3
Global Importance of India’s Biodiversity
- The 17 mega-diverse countries include Brazil, Columbia, Indonesia, Mexico, Australia, India, China, Madagascar, Peru, Papua New Guinea, Ecuador, U.S.A., Venezuela, Malaysia, South Africa, Democratic R
- These countries formed a group known as Like-Minded Megadiverse Countries.
- About 45,000 plant species occur in India, and 15,000 are flowering plants.
4
Endemic Species of India
- India is rich in endemic plants, but endemic mammals and birds are relatively few.
- About 33% of India’s plants are endemic.
- Only 44 species of mammals are endemic.
Get complete notes with diagrams and examples
Full NotesKey Concepts
India lies between 8°4' NIndia is one of the 17India has three major geomorphic componentsThe Himalayan Region includes the mainThe Peninsular Indian Region is
Frequently Asked Questions
What are the important topics in India as a Mega Diversity Nation for ICSE Class 11 Geography?
Key topics in India as a Mega Diversity Nation include Physical Extent and Location, Why India is a Mega-Diversity Nation, Global Importance of India’s Biodiversity, Endemic Species of India. Study these first, then practise questions on each for Class 11 exams.
How should I revise India as a Mega Diversity Nation for Class 11 exams?
Learn the core ideas first, then work through the 65 practice questions on India as a Mega Diversity Nation. Revise definitions regularly and use flashcards for quick recall before the exam.
Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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