Photodegradation of Methyl orange is done over TiO 2 and nano silver-doped TiO 2. Sol–gel method of preparation is used to get improved structural properties as well as photocatalytic activity for environmental pollutant degradation. Glucose takes the role of the reductant for nano silver preparation together with urea as a stabilizer of nanoparticles. Both of these are working as templates and lead to mesoporous TiO 2 formation . Ag doping is found to be very effective in increasing the photoactivity of TiO 2 in dye degradation. Present work introduces a new route for nano Ag-doped mesoporous TiO 2 preparation which eliminates the presence of sodium which is a catalytic poison. Efficient dispersion of the inserted metal within the TiO 2 matrix is proved from various characterization techniques such as XRD (X-ray Diffraction), TEM (Transmission Electron Microscope), etc.