Zoo: 1 Mark
Difference: 2 Marks
A zoo can be defined as a place where animals live in captivity and are put on display for people to view.
Here, animals and birds are kept in captivity in artificially created habitats. On the other hand, sanctuaries can be called as the natural habitat of wild animals and birds.Here, animals are free to move and they use the natural resources. These are the areas reserved for wildlife animals and they are limited for public views.