Which of the following changes in deciduous forests occurs in the spring?
a.
trees regain their leaves.
b.
trees block the flow of water and nutrients to their leaves.
c.
the leaves of trees begin to lose their chlorophyll.
d.
trees live off of stored nutrients.

a. Trees regain their leaves.

In winters the trees looses their leaves because of limited availability of sunlight in cooler temperature, they also block the supply of water to the leaves and seals off the region between the leaf stem and tree trunk. Trees regain their leaves in springs. The deciduous trees produces thin, broad and light- weighted leaves. This type of leaf structure is capable of capturing sunlight efficiently.  

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