Which is the significance of the apical meristem? it form the transport system in plants. it enables photosynthesis by facilitating primary growth of the plant. it provides strength to the plant by facilitating secondary growth.

The best answer is) 
It enables photosynthesis by facilitating primary growth of the plant. 

The apical meristems are similar to stem cells in humans, and continue dividing indefinitely over the life of the plant. The cells are unspecialized, and only become specialized after being created. Apical meristems are the primary meristems, and constitute the primary growth of the plant, growing into organs such as leafs, flowers, and roots.