Question : Synthetic detergents are prepared from

Option 1: Potassium salts of higher fatty acids

Option 2: Sodium salts of higher fatty acids

Option 3: Hydrocarbons of petroleum

Option 4: Glycerides

Question : Where do plants synthesise protein from?

Option 1: Fatty acids

Option 2: Sugar

Option 3: Amino acids

Option 4: Starch

Question : Fish is a first-class protein as it contains:

Option 1: essential amino-acids

Option 2: non-essential amino acids

Option 3: all essential fatty acids

Option 4: no amino acid

Question : Who, in the 1860s, undertook a thorough investigation of the gas laws expressing the relationships of pressure, temperature and volume in carbon dioxide?

Option 1: Thomas Andrews

Option 2: Giulio Natta

Option 3: John Dalton

Option 4: Marguerite Perey

Question : Which German chemist was the first to show a graphical representation of the periodicity of an atomic volume plotted against atomic weight?

Option 1: Julius Lothar Meyer

Option 2: John Newlands

Option 3: William Ramsay

Option 4: Glenn T. Seaborg