Question

notes for chapter natural vegetation and wild life.

Answer 1

1.What are tropical evergreen forests also called?
→Tropical evergreen forests are also called as tropical rainforest.
2.Where are shrubs found?
→Shrubs are found in dry regions.
3.Where are tropical deserts found?
→Tropical deserts are found in western margin of continents.
4.Why did trees of tropical decidios forest shed their leaves?
→They shed their leaves to conserve water.

Answer 2

Here are the notes of natural vegetation and wildlife of geography.

INTRODUCTION

-Plants that grow on their own without any human intervention is Natural vegetation.
-Vegetation  is the growth of plants controlled by human.
-Climate determines the type of natural vegetation growing in a region.
-Latitude and altitude determines the climatic condition of a place, hence natural vegetation also depends upon latitude and altitude of a place.

ECOSYSTEM
-Surrounding in which organism live and constitutes both living and non-living elements and this forms their environment.
-Environment constitutes 2 components : Biotic and abiotic components.
-A unit consists of plants, animals and micro-organisms in an area living and functioning together with the non-living physical factors is termed as Ecosystem.
-The dwelling places of organisms which provide them with suitable conditions to live, breed and flourish are called habitats.

VARIOUS TYPES OF VEGETATION.
-Natural vegetation can be broadly grouped in 3 categories 1. Forest 2. Grasslands, 3.Desert Vegetation.

FORESTS: complex ecosystem consisting of mainly trees that offer earth with many kinds of life forms.

GRASSLANDS: areas where grasses form the main type of vegetation due to low rainfall.

DESERTS:area where rainfall is scare. The vegetation in deserts is sparse.

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