CLASS 10TH SOCIAL SCIENCE (GEOGRAPHY ) UNIT – 5 INDIAN FOREST RESOURCES NOTES

UNIT – 5 INDIAN FOREST RESOURCES

I. Fill in the blanks with suitable answers.

1. The -----forests do not shed their leaves all at the same time in the year. (The Tropical Evergreen Forests)

2. Mansoon forests are also known as------ (The Tropical Deciduous Forests)

3. The Himalayas have ------type of forests. (The Tropical Deciduous Forests)

4. The -----forests are mainly found in the deltas of rivers. (Mangrove Forests)

5. The Nagarjuna sagar wild life sanctuary is in----- state. (Telangana)

II.Answer the following questions:

1.What is forest?

 A large area of land covered with trees and undergrowth is called forests.

2. Why the Tropical Evergreen Forests are evergreen?

 The trees and plants of the Tropical Evergreen Forests do not shed their leaves during the year at the same time. Hence they are evergreen.

3. The Tropical Deciduous Forests are also known as Monsoon Forests.Why?

 The trees in these forests shed their leaves during spring and early summer. Hence they are also known as Monsoon Forests.

4. What are „mountain forests?

 The trees and plants which grow on the slopes of the mountain are called „mountain forests‟.

5. what are Mangrove Forests?

 These forests which found in wet marshy areas, in river deltas and along the sea coast washed by tides.

6. Which state has the largest area under forests?

 Madhya Pradesh has the largest area under forests

7. Which state has the least area under forests?

 Goa has the least area under forests.

8. what is Wild life sanctuary?

 Wild life sanctuary (WLS)refers to a place meant for providing protection to wild life

9. What is National park?

 An extensive area which is specially protected to preserve its natural beauty, wild life and forests for public recreation and scientific interests is called National park.

10. What is Biosphere Reserve?

 The Biosphere reserves are a special category of protected area of land or coastal environments

III. Answer the following questions:

1.Name the area where desert vegetation is found in India?

 Punjab, Haryana, Rajasthan and Deccan plateau.

2. Mention the measures for the conservation of forests?

 Control of deforestation

 Restriction on grazing

 Control of forest fires

 Prevention of encroachment on forests

 Control of forest insects and diseases

 Controlling illegal cutting of trees,

 Scientific cutting of trees

 Legislation to check deforestation

 Encourage afforestation.

4. Name the National Parks of Karnataka.

 Bandipur

 Banerghatta

 Nagara Hole

5. Mention the main objectives of Biosphere reserves.

 The main objectives of Biosphere reserves are conservation, research, education and local involvemen.

6. What are the uses of forests?

 Directly, they provide a large variety of woods which are used as fuel, timber and industrial raw materials.

 Forests provide fodder for livestock and employment opportunites for the people.

 Indirectly forests preserves the physical features, check soil erosion, control floods and regulate the flow of rivers.

 Forest prevent desertification, help to improve soil fertility, make the climate equable and help to maintain ecological balance.

 They provide shelter to wildlife

7. What are the types of forests found in India?

 The Tropical evergreen forests

 The tropical deciduous forests

 Scrub forests and grass land

 Desert vegetation

 Mountain forests

 Mangrove forests

8. Explain the features of The Tropical Evergreen Forests

 These forests are found in areas of heavy annual rainfall exceeding 250 cm.

 These forests are dense and the trees grow to a great hight.

 The trees and plants donot shed their leaves during the year at the same time. Hence they are evergreen.

 The important trees are Teak, Rosewood, Ebony, Mahogany, Gurjan and Champa

9. Explain the features of The Tropical Deciduous Forests.

 These forests are found in areas with an annual rainfall of 100-200 cm.

 They are occupied a wide area largely on the eastern slopes

 The trees in these forests shed their leaves during spring and early summer. Hence they are also known as „Monsoon Forests‟.

 The important tress are teak,salSandalwood, Kusum, Kanju, Myrobalan, Siris, Mango, Neem, Tamrind etc

10. Explain the features of Scrub Forests and Grassland.

 These are found in areas having 60 to100 cm of rainfall.

 The scrub with short coarse grass, thorny trees and bushes are found scattered in Kutch and the fringes of the Thar desert

11. Explain the features of Desert Vegetation.

 These are found in areas with annual rainfall of 10-50 cms, ie, the Thar desert including parts of Punjab, Haryana, Rajasthan and Deccan plateau.

 On account of scanty, rainfall vegetation consists of scattered trees and thorny bushes.

 Jhand, Khair, Kolko, Babul, Cacti and Khejra trees are found here.

12. Explain the features of Mountain Forests.

 The trees and plants which grow on the slopes of the mountain are called „mountain forests‟.

 In India, they occur in the Himalayas and to a small extent in the Niligiri hills.

 The plants and trees are vary with increasing altitude.

 The important trees are Oak, Chestnut, Ash, Beech, Pine, Cedar, Spruce, Fir, Deodar and Walnut.

13. Explain the features of Mangrove Forests

 These forests are found in wet marshy areas, in river deltas and along the sea coast washed by tides.

 They are mainly found in the deltas of rivers on the eastern coast and in pockets on the western coast of India.

 The important trees are Rhizophora, Canes, Screw pipe, Palms, Sundari etc.

 The tree trunks are supported by a number of stilt-like roots which are submerged under water

14. What are the causes for the destruction for forests?

 The expansion of agricultural land

 construction of roads and railway

 irrigation projects

 industrialization

 urbanization

 over grazing

 forest fires etc

15. Mention an important Wild Life Sanctuaries of India.

 Annamalai and Madumalai

 Dandeli, Bhadra, Talakaveri, B.R. Hills

 Periyar  Nagarjunasagar

 Bharathpur and Rathambor

 Manas

 Jaldapara

16. Mention the National Parks of India.

 Kaziranga

 Sundarban

 Corbett

 Gir

 Kanha

 Bandipur, Banerghatta and Nagara Hole

 Sariska

 Dhudhawa

 Todoba

17. Mention important Biosphere Reserves of India

 Niligiri

 Nandadevi

 Nokrek

 Manas

 Great Nicobar

 Gulf of Mannar

 Sundarban

 Similipal

 Kanchenjunga

 Pachmari

 Agasthyamalai

 Dibru

 Saikhowa

 Dihang

 Dibang

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