Frank ICSE Solutions for Class 9 Biology – Health: Causes of Diseases PAGE NO:191 Solution 1. (a) Disease is the stage when body or any part of it shows some disturbance in normal functions. (b) Pathogen refers to any disease causing organism. (c) Infe…

Frank ICSE Solutions for Class 9 Biology – Safe Disposal of Wastes PAGE NO:212 Solution 1. The important steps in waste management are:Dematerialization of production by reducing the amount of raw materials use and energy used in production.Recycling was…

Frank ICSE Solutions for Class 10 Chemistry – Organic CompoundsPAGE NO : 247 Solution 1: Solution 2: Solution 3: Solution 4: Solution 5: Solution 6: Solution 7: Solution 8: Solution 9: Solution 10: Solution 11: Solution 12: Solution 13: Solution 14:…

Frank ICSE Solutions for Class 10 Chemistry – Study of Sulphur Compound: Sulphuric AcidPAGE NO : 229 Solution 1: Solution 2: Solution 3: Solution 4: PAGE NO : 230 Solution 5: Solution 6: Solution 7: Solution 8: Solution 9: Solution 10: Solution 11:…

Frank ICSE Solutions for Class 10 Chemistry – Nitric acidPAGE NO : 216 Solution 1: Solution 2: Solution 3: PAGE NO : 217 Solution 4: Solution 5: Solution 6: Solution 7: Solution 8: Solution 9: Solution 10: Solution 11: Solution 12: Solution 13: Sol…

Frank ICSE Solutions for Class 10 Chemistry – AmmoniaPAGE NO : 204 Solution 1: Ammonia is found both in free state and in combined state. In free state, it is formed in traces amount by decaying urine and other organic matter. In combined state, ammonia …

Frank ICSE Solutions for Class 10 Chemistry – Study of Compounds-I: Hydrogen ChloridePAGE NO : 185 Solution 1: PAGE NO : 186 Solution 2: Solution 3: Solution 4: Solution 5: Solution 6: Solution 7: Solution 8: PAGE NO : 187 Solution 9: Solution 10: …

Frank ICSE Solutions for Class 9 Chemistry – Practical WorkPAGE NO :170 Solution 1: On heating certain solids they don’t melt and directly get converted to their gaseous form, this process of direct conversion of solids to their gaseous form is called as…

Frank ICSE Solutions for Class 9 Chemistry – Atmospheric PollutionPAGE NO :158 Solution 1: Acid rain is the rain that has an excessive amount of acid in it than that of normal. Two air pollutants that cause acid rain are-Oxides of nitrogenOxides of sulph…

Frank ICSE Solutions for Class 10 Chemistry – MetallurgyPAGE NO : 152 Solution 9: Solution 10: Solution 11: Solution 12: Aqueous solution of sodium chloride is not used for electrolytic reduction of sodium metal because sodium metal formed at cathode a…