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Give reasons why : (a) Earth is the only planet that supports life. (b) The atmosphere is called the earth’s protective shell. (c) The quantity of ice on earth remains the same. (d) Sea water is saline. (e) The earth’s resources are becoming scarce. (f) We must use natural resources with great thrift. |
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Answer» Give reasons why : (a) Earth is the only planet that supports life. (b) The atmosphere is called the earth’s protective shell. (c) The quantity of ice on earth remains the same. (d) Sea water is saline. (e) The earth’s resources are becoming scarce. (f) We must use natural resources with great thrift. |
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