GSEB Class 9 Social Science Chapter 17 Solutions Natural vegetation
Answer the following questions in brief:
(1) Why is a diversity of vegetation seen in India?
(1) The diversity of vegetation in India is due to various factors such as relief features, soil types, temperature variations, insolation, rainfall distribution, and humidity levels.
2) What is the environmental importance of forests ?
(2) Forests play a crucial role in maintaining environmental balance by bringing rain, controlling adverse atmospheric conditions, providing oxygen, controlling floods, absorbing harmful gases like carbon dioxide, preventing soil erosion, maintaining groundwater, restricting desertification, reducing air pollution, enhancing natural beauty, providing habitat for wildlife, and supporting tourism activities.
(3) What are the reasons for forest destruction?
(3) Forest destruction can occur due to factors such as land acquisition for various purposes like urbanization, industrialization, agriculture, deforestation for timber and fuel wood, forest fires, and population pressure.
(4) What are the effects of forest destruction ?
(4) The effects of forest destruction include decreased rainfall, drought, global warming, greenhouse effects, desertification, loss of wildlife habitat, and adverse impacts on ecosystems and biodiversity.
(5) “Tropical Forests are also called Evergreen Forests” – Give reasons.
(5) Tropical forests are also called Evergreen Forests because they retain their green foliage throughout the year due to the consistent temperature and humidity levels, allowing for continuous growth and foliage renewal.
(1) State the types of forests in India.
(1) Types of forests in India include Tropical Rain Forests, Tropical Deciduous Forests, Thorny Vegetation, Temperate Forests and Grasslands (Himalayan Vegetation), and Tidal Forests (Mangroves).
(2) Write about the utility of forests.
(2) Forests are utilized for various purposes such as timber production for furniture making, boat construction, sports goods, and packaging; extraction of turpentine, resin, gum, rubber, honey, and cane; cultivation of medicinal plants; and production of materials like leaf plates, bidi, and catechu. Forests also provide livelihoods and food for forest dwellers, contribute to social and economic development, and offer environmental benefits such as rainfall regulation, air purification, and habitat preservation.
(3) Elaborate the remedies for forest conservation.
(3) Remedies for forest conservation include enforcing laws against illegal logging, promoting afforestation and reforestation programs, increasing public participation in forest conservation initiatives like Van Mahotsav and Social Forestry, raising awareness about environmental conservation through education and media campaigns, and conducting research on forest management practices.
Select a correct option for the following questions and write answer :
(1) Which place does India hold in world with respect to vegetation diversity?
(A) First (B) Fourth (C) Tenth (D) Fifth
(2) Which of the following statements is incorrect?
(A) Tidal forest is located in Ganga delta.
(B) Turpentine is prepared from liquid of chid tree.
(C) Sundari wood is used to prepare boats.
(D) Thorny bush occur in mountainous area of Himalayan.
Additional Question Answers
Why does India have diverse vegetation?
India has diverse vegetation because of factors like different types of land, soil, weather, and rain.
What are Tropical Rain Forests?
Tropical Rain Forests are hot and rainy areas with tall trees like mahogany and ebony.
Where are Tropical Deciduous Forests found?
Tropical Deciduous Forests are found in places with moderate rain and shedding trees like teak. They’re in places like North-Eastern States and Himalayan foothills.
What are Thorny Vegetation regions?
Thorny Vegetation regions are dry areas with short trees like jujube and acacia, found in places like Gujarat and Rajasthan.
Describe the vegetation in the Himalayan region.
The Himalayan region has different types of forests from tropical to alpine, with trees like oak and pine.
What are Tidal Forests, and where are they located in India?
Tidal Forests, called Mangroves, grow in wet areas near the sea, found in places like Gujarat and the Bay of Bengal coast.
Why are forests important for people?
Forests give us wood, medicine, and food. They also help animals and make the air clean.
What good things do forests do for the environment?
Forests help with rain, clean air, stopping floods, and keeping the ground strong.
Why is it important to save forests?
Saving forests is important because it helps animals, stops bad weather, and makes sure we have enough wood and clean air.
How can we save forests?
We can save forests by not cutting down too many trees, planting more trees, and telling people why forests are important.
