Types of Forests: Evergreen and Deciduous
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Questions and Answers

Which type of forests are commercially the most useful forests?

  • Rainforests
  • Coniferous forests
  • Mangrove forests
  • Deciduous forests (correct)
  • What is the main use of sandalwood?

  • Dyeing of cotton
  • Tanning of hides
  • Timber for constructions
  • Perfumes production (correct)
  • In which Indian state is Myrobalan used for tanning and dyeing purposes?

  • Karnataka (correct)
  • West Bengal
  • Madhya Pradesh
  • Himachal Pradesh
  • Which tree type is known for shedding its leaves for 6 to 8 weeks in hot weather?

    <p>Teak</p> Signup and view all the answers

    What is the main application of Khair and Babool trees?

    <p>Gum for tanning leather</p> Signup and view all the answers

    Why are deciduous forests considered ideal for lumbering?

    <p>They shed their leaves for a long period</p> Signup and view all the answers

    Which type of forests are characterized by high humidity and dense forests with thick canopy?

    <p>Rainforests</p> Signup and view all the answers

    In which region do Evergreen forests shed their leaves for 6-8 weeks in summer due to drought conditions?

    <p>Rain shadow region of the Western Ghats</p> Signup and view all the answers

    What is the typical temperature range for Evergreen forests according to the text?

    <p>25°C to 27°C</p> Signup and view all the answers

    Which species of tree is used for making high quality furniture in Evergreen forests?

    <p>Rosewood</p> Signup and view all the answers

    In which states can you find Evergreen forests as per the text?

    <p>Odisha, M.P., Bihar, Karnataka</p> Signup and view all the answers

    Which region has trees widely scattered within the forest and dense undergrowth according to the text?

    <p>Andaman &amp; Nicobar Islands</p> Signup and view all the answers

    Study Notes

    Climate and Features of Evergreen Forests

    • Evergreen forests are found in areas with high humidity, temperature ranging from 25°C to 27°C, and an annual rainfall of 200-300cm.
    • These forests have dense canopies, thick undergrowth, and are also known as "rainforests".
    • Evergreen trees are called so because different species shed their leaves at different times, making the forest appear green throughout the year.

    Tropical Rainforests (Mawalana Forests)

    • Tropical rainforests have an annual rainfall of 20°C and 150-200 cm.
    • These forests are found in the lower slopes of the Himalayas, Northeast Deccan Plateau, and the eastern edge of the Western Ghats.
    • States where these forests are found include Odisha, MP, Bihar, TN, Karnataka, Tripura, Assam, UP, Uttarakhand, and Andhra Pradesh/Telangana.

    Dry Deciduous Forests

    • Found in drier parts of North Western India, including Rajasthan, Punjab, Western Uttar Pradesh, and Gujarat.
    • These forests have a rainfall of 25-100 cm and a temperature range of 20°C.
    • Trees in these forests shed their leaves for 6-8 weeks during the summer.

    Species and Their Uses

    • Rosewood and Shiduan are used for making high-quality furniture.
    • Gurjan is used for making railway sleepers.
    • Toon, Irul, and bamboo are other types of trees found in these forests.
    • Sal is resistant to termites and is commercially the most useful forest.

    Teak and Its Uses

    • Teak is termite-resistant and does not rust with iron nails.
    • Teak is used for furniture, shipbuilding, and house construction.

    Sandalwood and Its Uses

    • Sandalwood is used for oils, handicrafts, perfumes, and soaps.

    Myrobalan and Its Uses

    • Myrobalan is used for tanning hides, dyeing cotton, wood, and silk.

    Other Tree Species

    • Khajuri yields an edible fruit.
    • Khair yields timber and dye.
    • Khair and Babool yield gum for tanning leather.

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    Description

    Learn about Evergreen forests, characterized by dense forests, thick canopies, and high humidity, and Deciduous forests, where tree species shed their leaves at different times. Explore the unique features and typical climatic conditions of these forest types.

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