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Natural vegetation

  • Natural vegetation can be classified into three broad categories as follows :-

forest

Grassland

shrubs

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forest

  • Which grow where temperature and rainfall are plentiful to support a tree cover. Depending upon these factors, dense and open forests are grown.

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GRASSLANDS

  • GRASSLAND: WHICH GROW IN THE REGION OF MODERATE RAIN.

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SHRUBS

  • THORNY SHRUBS AND SCRUBS GROW IN THE DRY REGION.

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TOPICAL EVERGREEN FOREST

  • Also called tropical rainforests
  • These thick forests occur in the regions near the equator and close to the tropics
  • these trees do not shed their leaves altogether therefore they are called evergreen
  • Hardwood trees like rosewood, ebony, mahogany are common here

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Tropical Deciduous Forests

  • These are the monsoon found

in the large

forests part of India, and in central

northern Australia

America.

  • These regions experience seasonal changes. Trees shed their leaves in the dry season to conserve water. The hardwood trees found in these

forests are sal, teak, shisham. Hardwood

neem and trees are

extremely useful for making furniture,

transport materials. langoors

and Tigers, and

constructional lions, elephants, monkeys are the

common animals of these regions.

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Temperate Evergreen Forests

  • The temperate evergreen forests are located in the mid-latitudinal coastal region.
  • They are commonly found along the eastern margin of the continents, in south east USA, South China and in South East Brazil.
  • They comprise both hard and soft wood trees like oak, pine, eucalyptus,

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Temperate Deciduous Forest

  • As we go towards higher latitudes, there are more
  • temperate deciduous forests
  • These are found in the north eastern part of USA, China, New Zealand, Chile and also found in the coastal regions of Western
  • Europe. They shed their leaves in the dry season.
  • The common trees are oak, ash, beech, etc. Deer, foxes, wolves
  • are the animals commonly found. Birds like pheasants, monals are also found here

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Mediterranean Vegetation

  • West and south west margins of the continents have Mediterranean vegetation.
  • It is mostly found in the areas around the Mediterranean sea in Europe, Africa and Asia, hence the name
  • Also found in California in the USA, south west Africa, south western South America and South west Australia .
  • Citrus fruits such as oranges, figs, olives and grapes are commonly cultivated here.
  • There isn’t much wildlife here.

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Coniferous Forests

  • Found in latitudes (50° – 70°) of Northern hemisphere
  • These are also called as Taiga
  • These forests are also seen in the higher altitudes

softwood

are very

  • They are tall, evergreen trees
  • Woods of these trees

useful for making pulp

  • Chir, pine, cedar are the important variety of trees in these forests
  • Silver fox, mink, Polar Bear are the common animals found here

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grasslands

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Tropical grasslands

  • These occur on either side of the equator and extend till the tropics
  • This vegetation grows inthe areas of moderate to low amount of rainfall.
  • The grass can grow very tall, about 3 to 4 metres in height. Savannah grasslands of Africa are of this type. Elephants, zebras, giraffes, deer, leopards are common in tropical grasslands

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Temperate grasslands

  • These are found in the mid-latitudinal zones and in the interior part of the continents. Usually, grass here is short and nutritious.
  • Wild buffaloes, Bisons, Antilopes are common in the temperate region

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Temperate grasslands

  • These are found in the mid-latitudinal zones and in the interior part of the continents. Usually, grass here is short and nutritious.
  • Wild buffaloes, bisons, antilopes are common in the temperate region

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Thorny bushes

  • These are found in the dry desert like regions.
  • Tropical deserts are located on the western margins of the continents.
  • The vegetation cover is scarce here because of scanty rain and scorching heat.

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Tundra

  • The polar region are extremely cold. The growth of natural vegetation is very limited here. Only mosses, lichens and very small shrubs are found here.
  • It grows during the very short summer. This vegetation is found in the polar areas of Europe, Asia and North America.
  • The animals have thick fur and thick skin to protect themselves from the cold climatic conditions.
  • Seal, walruses, musk-oxen, Arctic owl, Polar bear and snow foxes are some of the animals found here.

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QUIZ-1

  • A natural vegetation which grow where temperature and rainfall are plentiful to support a tree cover is known as :-

(a) Forests (c) Shrubs

(b) Grassland

(d) None of these

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QUIZ-1

  • A natural vegetation which grow where temperature and rainfall are plentiful to support a tree cover is known as :-

(a) Forests

(c) Shrubs

(b) Grassland

(d) None of these

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QUIZ-2

  • Which Animal is this :-

(a) Lion

(c) Panther

(b) Tiger (d) Big Cat

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QUIZ-2

  • Which Animal is this :-

(a) Lion

(c) Panther

(b) Tiger

(d) Big Cat

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QUIZ-3

  • Mosses and Lichens are found in:
  • Desertic Vegetation
  • Tropical evergreen forest
  • Tundra vegetation

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QUIZ-3

  • Mosses and Lichens are found in:
  • Desertic Vegetation
  • Tropical evergreen forest
  • Tundra vegetation

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QUIZ-4

  • Thorny bushes are found in:
  • Hot and humid tropical climate
  • Hot and dry desertic climate (c) Cold polar climate

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QUIZ-4

  • Thorny bushes are found in:
  • Hot and humid tropical climate
  • Hot and dry desertic climate
  • Cold polar climate

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QUIZ-5

  • One important variety of coniferous forest is:
    1. Rosewood (b) Pine (c) Teak

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QUIZ-5

  • One important variety of coniferous forest is:
    1. Rosewood (b) Pine (c) Teak

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QUIZ-6

  • Steppe grassland is found in

(a) S. Africa (b) Australia (c) Central Asia

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QUIZ-6

  • Steppe grassland is found in

(a) S. Africa (b) Australia (c) Central Asia

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Match the following

(i) Walrus

(a) Soft wood tree

(ii) Cedar

(b) An animal of tropical deciduous

forest

(iii) Olives

(c) A Polar Animal

(iv) Elephants

(d) Temperate grassland in Australia

(v) Campos

(e) Thorny Shrubs

(vi) Downs

(f) A Citrus Fruit

(g) Tropical Grassland of Brazil

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