1 Table of Contents: “... and managing abiotic stress tolerance -- UV-B Radiation, its Effects and Defense Mechanisms in Terrestrial...”

2 “... withstands the imposed stress that may arise from either tolerance or a mechanism that would allow the plants...”

3 “... biochemical pathways. Tolerance mechanism of plants towards salinity is still a debated question...”

4 “... and damage to biomolecules. Plants evolve defense mechanisms to tolerate these stresses by upregulation...”