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Subject :NSO    Class : Class 7

Read the following statements and select the correct option.
Statement 1 : Water present in oceans and seas cannot be used directly for human consumption.
Statement 2 : Water in oceans and seas have less amount of dissolved oxygen.

ABoth statements 1 and 2 are true and statement 2 is the correct explanation of statement 1.
BBoth statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1.
CStatement 1 is true but statement 2 is false.
DStatement 1 is false but statement 2 is true.


Ans 1:

Class : Class 8

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