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Biodiversity

ICSE · Class 11 · Geography

Step-by-step guide to study Biodiversity in ICSE Class 11 Geography. Topics to cover, practice strategy, and time allocation.

64 questions30 flashcards5 concepts

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Study Plan

1
Day 1–2

Learn the Theory

Read the textbook chapter carefully. Note down definitions, formulas, and key concepts.

2
Day 3

Practice Problems

Solve textbook exercises and additional practice questions. There are 64 questions available for this chapter.

3
Day 4

Revise & Test

Revise key formulas and concepts without looking at notes. Take a practice quiz to test your understanding. Mark weak areas for re-revision.

4
Day 7

Spaced Revision

Revisit Biodiversity after a week. Use flashcards for quick recall. Solve previous year questions from this chapter.

What to Focus On

  • Biodiversity means the variety of life in the biosphere.
  • It is also called biological diversity.
  • In simple terms, biodiversity means species richness.

  • The three types are genetic biodiversity, species biodiversity, and ecosystem diversity.
  • Genetic biodiversity is variation within a species.
  • Germ plasm is the heredity material of an organism.

  • There are four reasons for conserving biodiversity: ethical, moral, economic, and aesthetic.
  • Ethical reasons are linked to the right of all species to exist and the duty to protect life.
  • Organic evolution on Earth started about 3.5 billion years ago.

Common Mistakes to Avoid

Biodiversity means only the number of plants and animals in a place.

Species richness means the total number of all organisms in a region.

Genetic biodiversity and gene pool mean the same thing.

Memory Tips

Meaning of biodiversity

Lovejoy first used the term biodiversity in 1980

Biodiversity in simple terms means species richness

Species richness means number of species per unit area

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Frequently Asked Questions

What are the important topics in Biodiversity for ICSE Class 11 Geography?
Biodiversity covers several key topics that are frequently asked in ICSE 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 Biodiversity — ICSE Class 11 Geography?
Understand the core concepts first, then work through the 64 practice questions available for this chapter. Revise formulas and 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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