Question

Ice is packed in saw dust because -; 1) Saw dust is poor conductor of heat; 2) Saw dust is a good conductor of heat; 3) Saw dust does not stick to the ice; 4) Saw dust will not get melted easily

Answer 1

Ice packed in saw dust dosent melt quickly because the saw dust acts as a cushioner. it does not allow the air to hit the ice and also doesn't let the warmth of the ice get out.

Answer 2

Saw dust does not stick to the ice is your answer.

hope it helps