Question

upper layer of ice acts as an ..... and protect the fish and animals from cold​

Answer 1

Answer:

blanket

Explanation:

fish and animal are protected from external cold as this layer provides closure

Answer 2

Answer:

When lakes and ponds freeze, the ice on the surface forms pockets of air and helps insulate the water so it doesn't freeze solid. ... Ice helps protect most aquatic plants and animals throughout the winter months. As ice melts in spring, it absorbs heat from the environment to slowly change its state back to liquid.