Question

. Enlarged roots and stems in plants are adaptations for _________________ and are often found in _______________ plants that must endure winter.

Support; evergreen


Food storage; evergreen


Food storage, deciduous


Water storage; deciduous

Answer 1

Water storage; deciduous. Deciduous trees roots are not able to grow after 32° and the minimum root growth temperatures are believed to be between 32°-41°. In harsh cold temperature roots tend to freeze if the soil does not form a sort of ice shell to protect them. The roots enlarge in order to be able to absorb more water before the coming spring.

Answer 2

Food storage; deciduous