$A$: Cholesterol is a lipid that does not contain fatty acids.
$R$: Cholesterol does not contain a $-COOH$ or $>C=O$ group.

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:

The fish food possesses the lowest level of

What is the ratio of $H$ to $O$ in the structure of fats?

Which of the following molecules releases the highest amount of energy?

Which fatty acid contains a double bond between two consecutive carbon atoms?