1.

When we put a block of wood in fresh water    it floats on it. What will happen if the same block is dropped in water from ocean (Saline) water?

A.  Settle down at the bottom 
B.  Will be at the same level
C.  It helps in the recycling of carbon dioxide from the Earth to the sky.
D.  None of these
Answer» D.  None of these


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