DENDROLOGY

Detailed explanation-1: -Deciduous trees shed their leaves to conserve water. Q. Why do deciduous trees shed their leaves during the winter season?

Detailed explanation-2: -Winter temperatures cause the production of auxin to slow down and this breaks the abscission layer, causing the leaves to detach from the trees. Losing leaves helps the tree to retain water during in the winter and means that it needs less energy to stay alive. The fallen leaves help to add nutrients to the soil.

Detailed explanation-3: -Answer: It is true. Deciduous trees shed their leaves on the onset of winter season or during the arrival of the dry season.

Detailed explanation-4: -The leaves of the deciduous trees have a tendency to lose water. But during the dry season, water is scarce. Hence, deciduous trees shed their leaves to prevent water loss.