Answer:
q.1 ans
Preservation—The protection of cultural property through activities that minimize chemical and physical deterioration and damage and that prevent loss of informational content. The primary goal of preservation is to prolong the existence of cultural property.
Step-by-step explanation:
q.2 ans
Cold temperatures help food stay fresh longer. The basic idea behind refrigeration is to slow down the activity of bacteria (which all food contains) so that it takes longer for the bacteria to spoil the food. ... Refrigeration and freezing are two of the most common forms of food preservation used today.