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Questions and Answers
In which type of forests do the trees shed their leaves to conserve water?
Which region receives more than 250 cm of annual rainfall?
Which tree from the tropical evergreen forests is used for shipbuilding?
What is the characteristic feature of tropical evergreen forests regarding the shedding of leaves?
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Which tree from the tropical deciduous forests is used for making beams and window posts?
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Where are the tropical deciduous forests largely found?
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What is the main difference between flora and forests?
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What factors influence the natural vegetation of a region?
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Which statement best describes natural vegetation?
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Why does the natural vegetation of India vary from region to region?
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What does the term 'forest' specifically refer to?
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Which factor is NOT mentioned as influencing the natural vegetation of a region?
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Study Notes
Natural Vegetation of India
- Natural vegetation is vegetation that grows in a region without human interference.
- Flora refers to the listed species of plants, whereas forest refers to a large tract of land covered with trees and shrubs.
- Natural vegetation of a region is influenced by several factors such as temperature, rainfall, and altitude.
Tropical Evergreen Forests
- Climatic conditions: Tropical evergreen forests grow in regions with more than 250 cm of annual rainfall and average annual temperatures between 25°C and 27°C.
- Distribution: These forests are found in areas of heavy rainfall in the Western Ghats, Lakshadweep, Andaman and Nicobar Islands, upper parts of Assam, and the coast of Tamil Nadu.
- Characteristic features: Trees can reach up to 60 meters or more in height, with rich growth of plant life due to heavy rainfall.
- There is no definite season for plants to shed their leaves, and trees do not shed their leaves at the same time, making these forests appear green throughout.
Important Species of Trees in Tropical Evergreen Forests
- Rosewood: Used for making furniture and decorative wood for carving and making ornamental ply boards.
- Ebony: Used for ornamental carving, making musical instruments, sports goods, piano keys, and caskets.
- Chaplas: Used for ship building, making furniture, and packing boxes.
- Gurjan: Used for construction work, making packing boxes, tea boxes, panelling, and flooring.
- Telsur: Used for making bridges, boats, and carts.
- Sissoo: Used for construction, furniture making, and making bullock carts, agricultural implements, and musical instruments.
- Toon: Used for making tea boxes, toys, and furniture.
Tropical Deciduous Forests
- Climatic conditions: These forests grow in regions with rainfall between 200 cm and 100 cm, and annual temperatures varying from 24°C to 27°C.
- Distribution: These forests are found in West Odisha, eastern slopes of the Western Ghats, Chhattisgarh, Jharkhand, and northeastern states of the country.
- Characteristic features: These forests are also known as monsoon forests and are largely found in India.
- They can be classified into moist deciduous forests and dry deciduous forests based on water availability.
- Trees shed their leaves for six to eight weeks to conserve water.
Important Species of Trees in Tropical Deciduous Forests
- Sal: Used for making beams, doors, and window posts.
- Teak: Hard and durable, used in construction, ship building, and making furniture.
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Description
Get access to comprehensive revision notes on the Natural Vegetation of India for ICSE Class 10 Geography, designed as per the latest syllabus and examination pattern. These notes cover all the important and challenging topics to help you prepare effectively for your exams.
