Bio-Diversity
Kerala Board · Class 10 · English
Quick revision notes for Bio-Diversity — Kerala Board Class 10 English. Key concepts, formulas, and definitions for last-minute revision.
Key Topics to Revise
A. Environment - Interview with Wangari Maathai
- Wangari Maathai was the first African woman to win the Nobel Peace Prize for her environmental activism
- She founded the Green Belt Movement to address deforestation and women's rights in Africa
- Basic human needs (water, food, energy, building materials, fodder) are directly connected to environmental health
B. Or Will the Dreamer Wake? - Poem by Medora Chevalier
- The poem warns about the extinction of various species across different regions
- Four animals represent different geographical areas: tiger (East), white bear (North), song thrush (West), whale (Ocean South)
- Each stanza follows a similar pattern describing the animal's current state and the threat of extinction
C. A Tale of Three Villages
- Three villages represent different types of environmental disasters: chemical waste (Nigeria), industrial pollution (India), and nuclear disaster (Ukraine)
- Koko Village, Nigeria: Toxic chemical drums from Italy dumped illegally, causing deaths and illness
- Ponnimanthuri Village, India: Leather tanning factories polluting air, water, and soil with heavy metals
Language Skills and Grammar
- Non-finite clauses: Clauses without tense markers that depend on finite clauses
- Non-finite verbs include: gerunds (-ing), participles (-ing, -ed), infinitives (to + verb)
- Reported speech: Converting direct speech to indirect speech with appropriate tense changes
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What are the important topics in Bio-Diversity for Kerala Board Class 10 English?
Bio-Diversity covers several key topics that are frequently asked in Kerala Board Class 10 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
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Start by understanding all key concepts. Practise previous year questions from this chapter. Revise formulas and definitions regularly. Use flashcards for quick revision before the exam.
Sources & Official References
- Kerala Board of Public Examinations — keralapareekshabhavan.in
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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