$A$ pound of butter contains more usable energy than a pound of sugar for a human because

Ordinary soaps are defined as:

Which one of the following structural formulae of two organic compounds is correctly identified along with its related function?

Select the incorrect statement from the following.

Which process is used to convert vegetable oil into vegetable ghee?

Read the following statements on lipids and find out the correct set of statements:
$(a)$ Lecithin found in the plasma membrane is a glycolipid.
$(b)$ Saturated fatty acids possess one or more $C=C$ bonds.
$(c)$ Gingely oil has a lower melting point,hence remains as oil in winter.
$(d)$ Lipids are generally insoluble in water but soluble in some organic solvents.
$(e)$ When fatty acid is esterified with glycerol,monoglycerides are formed.
Choose the correct answer from the options given below: