Pls answer these questions asap
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the answer is-
Explanation:
the 4 realms of earth are hydrosphere, biosphere, atmosphere and lithosphere.
hydrosphere is the water realm of earth which symbolizes the water part on earth. it is important to us as it contains Water for which we survive.
the atmosphere is the blanket of air around us. it helps us to breathe and live. it contains gases like oxygen, nitrogen, carbon dioxide which helps the plant and human life to survive.
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