The solute is powdered drink mix is solute because solute is any substance that dissolves in a solvent while solvent is the substance that dissolve solute or the dissolving medium. When solute dissolve in solvent it is called solution.
Solution is an homogeneous mixture of substance which comprises of solute that dissolve in solvent.
Animals need to find ways to stay warm and to provide nourishment for themselves in order to survive the long, cold, winter months. Migration and hibernation are examples of behavioral adaptations used by animals in the Arctic tundra.