Where is water stored?
a. clouds
b. the ground
c. animals
d. all of the above

d. all of the above

Water is stored in clouds in the form of moisture and water vapors which gets back to the earth in form of rain. Similarly water is stored in ground too in the form of reservoirs like dams and lakes. Water is also stored in animals body for their survival. Hence all of the above options are correct for the storage of water

a polymer is a chainlike molecule made up of small molecular units. these small molecular units are called monomers. monomers of polymer can be joined together either naturally or synthetically.