Lipids

Q.

Proteins after digestion are converted into:

1. Carbohydrates

2. Small globules

3. Amino acids

4. Starch

Q. Which of the following is not polymeric?

1. Lipids
2. Polysaccharides
3. Nucleic acids
4. Proteins

Q. Which of the following are not polymeric ?

1. Nucleic acids
2. Proteins
3. Polysaccharides
4. Lipids

Q. Lipids are found in the acid insoluble pool because

1. their molecular weight exceeds 1000 Da
2. they are insoluble in acid
3. they form vesicles
4. both b and c

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

1. A:Lecithin -a component of cell membrane
2. B: Adenine -a nucleotide that makes up nucleic acids
3. A: Triglyceride -major source of energy
4. B:Uracil -a component of DNA

Q.

Given below is the chemical formula of

1. palmitic acid

2. stearic acid

3. glycerol

4. galactose

5. fumaric acid

Q.

Lipids are insoluble in water because lipids molecules are:

1. Hydrophilic

2. Neutral

3. Zwitter-ion

4. Hydrophobic

Q. Match the following columns.
$\begin{array}{cc}ColumnI& ColumnII\\ A.Triglycerides& 1.Galactose\\ B.Lactose& 2.Palmiticacid\\ C.RNA& 3.Glycerol\\ D.\beta -pleated& 4.Uracil\\ E.Beewax& 5.Secondarystructure\end{array}$

1. A - 4, B - 1, C- 5, D - 2, E - 3
2. A - 5, B - 1, C- 4, D - 2, E - 3
3. A - 3, B - 1, C- 4, D - 5, E - 2
4. A - 2, B - 1, C- 4, D - 5, E - 3
5. A - 3, B - 1, C- 4, D - 2, E - 5

Q. Fatty acids without double bond are called fatty acids and with one or more C=C double bonds are known as fatty acids.

1. saturated
2. unsaturated
3. condensed
4. non-condensed

Q. Which of the following is not polymeric?

1. Lipids
2. Polysaccharides
3. Nucleic acids
4. Proteins