NEET AIPMT SOLVED PAPER 2002

  • question_answer
                    Lipids are insoluble in water because lipids molecules are:                                                           

    A)                 hydrophilic

    B)                 hydrophobic

    C)                 neutral

    D)                 Zwitter ions

    Correct Answer: B

    Solution :

                    Bloor (1943) first time used the term 'lipid'. These are the compounds of C, H, O but the ratio of H and O is more than 2 : 1 that is the ratio of oxygen is lesser as compared to carbohydrates. Lipids are insoluble in water but soluble in non polar solvents such as benzene, chloroform etc. Commonest lipids occur in a cell is phospholipid. It contains a hydrophilic (polar) head and a hydrophobic (non-polar) tail.


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