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Question
An envelope of gas that surrounds earth is called as
An envelope of gas that surrounds earth is called as
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Solution
The correct option is D Atmosphere
a) The biosphere is the layer of earth where the life exists. b) The lithosphere is the rigid outer part of the earth, consisting of the crust and upper mantle.c) The part of the earth which contains water bodies like lakes, ocean and river.d) An envelope of gas that surrounds earth is called atmosphere. It contains 78% nitrogen, 21% oxygen, 0.03% carbon dioxide, 0.9% argon and traces of other gases. Water vapour, dust particles and other solid particles are also found in the atmosphere. So, the correct option is D.
a) The biosphere is the layer of earth where the life exists.
b) The lithosphere is the rigid outer part of the earth, consisting of the crust and upper mantle.
c) The part of the earth which contains water bodies like lakes, ocean and river.
d) An envelope of gas that surrounds earth is called atmosphere. It contains 78% nitrogen, 21% oxygen, 0.03% carbon dioxide, 0.9% argon and traces of other gases. Water vapour, dust particles and other solid particles are also found in the atmosphere. So, the correct option is D.
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