Fill in the following blanks with suitable words:
(a) The addition of oxygen to a substance is called ………. Whereas removal of oxygen is called ……….
(b) The addition of hydrogen to a substance is called ………. Whereas removal of hydrogen is called.........
(c ) Anti-oxidants are often added to fat containing foods to prevent......... due to oxidation.

Answer

(a) oxidation ; reduction (b) reduction ; oxidation (c ) rancidity