Natural Vegetation and Wildlife - Quick Look Revision Guide
Your 1-page summary of the most exam-relevant takeaways from Contemporary India.
This compact guide covers 20 must-know concepts from Natural Vegetation and Wildlife aligned with Class 9 preparation for Social Science. Ideal for last-minute revision or daily review.
Complete study summary
Essential formulas, key terms, and important concepts for quick reference and revision.
Key Points
India: A mega biodiverse country.
Among 12 mega biodiversity hotspots, India boasts about 47,000 plant species.
Definition of natural vegetation.
Natural vegetation grows without human intervention, remaining undisturbed, termed virgin vegetation.
Types of vegetation in India.
Includes Tropical Evergreen, Deciduous, Thorn Forests, Montane, and Mangrove forests.
Tropical Evergreen Forests.
Found in areas with over 200 cm rainfall; characterized by dense, lush greenery year-round.
Key species in Tropical Evergreen.
Includes ebony, mahogany, and rubber; supports diverse wildlife like elephants and monkeys.
Tropical Deciduous Forests.
Most widespread; trees shed leaves in dry seasons—includes moist and dry varieties based on rainfall.
Key species in Tropical Deciduous.
Includes teak, sal, and bamboo, hosting animals like tigers, lions, and various birds.
Thorn Forests and Scrubs.
Found in dry regions; features acacias and cacti. Adapted to conserve water with thick leaves.
Montane forests in India.
Located in hilly areas; host a sequence of vegetation from broad-leaf to coniferous trees with altitude.
Characteristics of Mangrove forests.
Coastal areas with tidal influence; houses unique flora like sundari and animals like crocodiles.
Definition of flora and fauna.
Flora refers to plant species of a region; fauna denotes animal species, showcasing biological diversity.
India's rich wildlife.
Home to approx. 90,000 animal species, including 2,000 bird species, vital for ecosystem stability.
Medicinal plants in India.
Over 2,000 species used traditionally; 352 listed as threatened. Examples include neem and tulsi.
Wildlife Protection Act of 1972.
Initiative to safeguard India's flora and fauna, establishing National Parks and Wildlife sanctuaries.
Threats to biodiversity.
Includes habitat destruction, pollution, hunting, and introduction of non-native species impacting ecosystems.
Biosphere reserves in India.
Eighteen biosphere reserves exist; notable ones include Sundarbans and Nanda Devi for conservation.
Project Tiger: A conservation initiative.
Launched to preserve tiger habitats and populations, exemplifying commitment to wildlife protection.
Importance of biodiversity conservation.
Essential for ecological balance; provides resources for food, medicine, and maintaining natural systems.
Endangered species in India.
Around 1,300 plant species are endangered; highlights the need for immediate conservation efforts.
Role of biodiversity in agriculture.
Diverse species enhance crop resilience, soil health, and ecosystem services crucial for sustainable agriculture.
