We know that reflection depends upon the smoothness of the material at which light is incident or coming. Remember, the amount of light reflected depend upon the properties of the material and the surface polished.

Pancreas secretes pancreatic juice which contain following: As trypsin, lipases, amylases. Lipase breaks down the emulsified fats, Trypsin digests the proteins and Amylase breaks down the starch. As you know break down of foods is necessary for energy and all ...

Exothermic reactions are those in which energy is released in form of heat. The dissolution of sodium hydroxide in water produces heat and make a beaker warm in which dissolution takes place.