burma was uk's colony

please share general science MCQS as well if someone remembers...
here what i remember
color of sky is due to scattring
phosphorus in fertilizer=- root
oil into ghee cataylst = i wrote nickle but m not sure
oil into ghee process= hydration
sulphuric acid= jabar bin ahyan
white wash is lime stone
plater of paris= gypsum
sonner=underwater
radar= electromagnatic waves
nucler physics
lock jaw= tetnus