Life in the Deserts Based on temperature and rainfall, deserts may be classified as cold deserts and hot deserts. Deserts receive extremely low rainfall, experience extreme temperatures and have scanty vegetation. People generally live in those parts of a desert where water is available so that cultivation could be carried out. The Sahara Desert The […]
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Human Environment Interactions- the tropical and the subtropical Regions Life in the Amazon Basin A basin is a portion of land which is drained by a river and its tributaries. The Amazon Basin is drained by the River Amazon- the second longest river in the world. The river basin drain parts of Brazil, Peru, Ecuador,
Water Water is essential for the survival of all living beings. We cannot imagine our lives without water. Water is not only used for drinking but also for the cultivation of crops, for domestic and industrial use etc. 22 March is celebrated as World Water Day. Water Cycle Distribution of Water Bodies : The table
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AIR Atmosphere The Earth is surrounded by a huge blanket of air called the atmosphere. The existence of the atmosphere is essential to our survival as it provides us with the air we breathe and protects us from the harmful rays of the Sun. Composition of the Atmosphere : Structure of the Atmosphere : The
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OUR CHANGING EARTH Movements inside the Earth The lithosphere is broken up into many plates known as lithospheric plates. These plates move very slowly due to the circular movement of the molten magma inside the surface of the Earth. These movements of the plates cause changes on the Earth’s surface. These movements of the Earth
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INSIDE OUR EARTH Inside Our Earth The Earth is made up of several layers one inside the other, just like an onion. Following are the main layers of the Earth: Crust : Mantle : Core : Rocks and Minerals The crust of the Earth is made up of many rocks. The crust of the Earth
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ENVIRONMENT Environment- Meaning and Significance Meaning : Every living organism is surrounded by an environment. Places, nature or things which surround living organisms is known as their environment. The environment consists of natural and man-made environments. Natural environment can be further divided into biotic and abiotic environments. Man-made environment refers to the creations (such as
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