Class 9 Social Science - ODISHA
Natural Vegetation and Wildlife
The chapter Natural Vegetation and Wildlife explores the diverse plant and animal life found in India and Odisha. It discusses the factors that influence vegetation growth such as relief, climate, soil, temperature, and photoperiod. Students will learn about the major types of vegetation in India including Tropical Evergreen, Tropical Deciduous, Thorn Forests, Montane Forests, and Mangrove Forests. The chapter also highlights the distribution of wildlife, conservation challenges, and the various steps taken by the government like Biosphere Reserves and Wildlife Sanctuaries to protect endangered species. This is a very scoring and important chapter for BSE Odisha board exams.
Start Learning FreeKey Concepts
Natural Vegetation
Plant life that grows naturally without human interference and has adjusted to its environment over a long time.
Flora and Fauna
Flora refers to the plant species of a particular region, while fauna represents the animal species of that area.
Tropical Deciduous Forests
The most widespread forests in India, also known as monsoon forests, where trees shed their leaves during the dry season.
Mangrove Forests
Coastal forests found in regions influenced by tides, where plants have roots submerged in salty water (e.g., Sundarbans).
Biosphere Reserve
A protected area meant to preserve biodiversity, traditional human life, and educational research, such as Simlipal in Odisha.
Important Formulas
Board Exam Info
In the BSE Odisha Class 9 Social Science examination, this chapter typically carries around 5 to 8 marks. Questions usually include objective-type multiple-choice questions (MCQs), short answer questions distinguishing between types of forests, and long-answer questions regarding wildlife conservation and factors affecting natural vegetation.
Frequently Asked Questions
What is the main difference between Evergreen and Deciduous forests?
Evergreen forests remain green throughout the year as they do not shed all their leaves at the same time due to heavy rainfall. Deciduous forests shed their leaves for 6 to 8 weeks during the dry summer season to conserve water.
Which major Biosphere Reserve is located in Odisha?
Simlipal Biosphere Reserve, located in the Mayurbhanj district of Odisha, is a major protected area known for its rich biodiversity and tiger population.
Why are forests important for our environment?
Forests modify local climate, control soil erosion, regulate stream flow, provide shelter to wildlife, supply timber and minor forest produce, and produce oxygen while absorbing carbon dioxide.
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