Chapter Notes for Class 7, SST (Geography-Our Environment), Chapter 6: Natural Vegetation and Wildlife
(i) Forests are of six types: Tropical Evergreen, Tropical Deciduous, Temperate Evergreen, Temperate Decidous, Mediterranean, Vegetation, and Coniferous forests.
(ii)Tropical Evergreen Forests are those which occur in the region near the equator and close to the tropics.
(iii) Tropical Decidous Forests are monsoon forests which shed their leaves in the dry season to conserve water.
(iv) Temperate Evergreen Forests are located in mid-latitudinal coastal region.
(v) Temperate Deciduous Forests are those which shed therir leaves in the dry season.
(vi) Meditteranean Vegetation is found around Mediterranean Sea in Europe.
(vii) Confirous Forests are found in areas along the Taiga.
(i)Tropical grasslands occurs on either side of the equator and extend till the tropics.
(ii)Temperate grasslands are found in mid-latitudinal zones and in the interior part of the continents.
(i)Thorny bushes are found in the dry desert like regions.
(ii)These are found in areas with scanty rain and scorching heat.
Fig: Thorny Bushes
(i) Tundra vegetation growth of natural vegetation is very limited here.
(ii) It is found in polar areas.
Fig: Tundra Vegetation