Which is true statement?A. the layer of ice on the surface of river in the winter acts as a thermal insulator between the water below and the air aboveB. the fish and other marine organism are enabled to survive long periods of freezing water due to the fact that ice is lighter than waterC. both correctD. none is correct

Which is true statement?A. the layer of ice on the surface of river in

1.	Which is true statement?A. the layer of ice on the surface of river in the winter acts as a thermal insulator between the water below and the air aboveB. the fish and other marine organism are enabled to survive long periods of freezing water due to the fact that ice is lighter than waterC. both correctD. none is correct
Answer» Correct Answer - C

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