What are the four characteristics of water?

1.It is a universal solvent.

2Pure water is transparent, colourless and odourless.

3.Pure water is a poor conductor of electricity.

4.Water in a pure form has a neutral ph i.e 7 which means it is neither acidic nor basic.

answer: populations of walruses and polar bears will decline

explanation:

you put it

as resources become scarce because of population growth, the growth decreases after few years due to lack of resources and food.