Simple Lipids

Q. The bond formed between glycerol and fatty acid in a simple lipid is

1. glycosidic bond
2. hydrogen bond
3. peptide bond
4. ester bond

Q. Hydrolytic reaction of fats, with caustic soda, is known as ___.

1. Acetylation
2. Carboxylation
3. Saponification
4. Esterification

Q. Arachidonic acid is a ________.

1. nonessential fatty acid
2. saturated fatty acid
3. mono unsaturated fatty acid
4. poly unsaturated fatty acid.

Q.

Match the following Biomolecules with their simplest units and choose the correct sequence option.

Column I Column II

i). Proteins a. Monosaccharides

ii). Carbohydrates b. Triglycerides

iii). Lipids c. Nucleotides

iv). Nucleic acids d. Amino acids

1. i).$\Rightarrow$ a., ii).$\Rightarrow$ d., iii).$\Rightarrow$ c., iv). $\Rightarrow$ b.

2. i).$\Rightarrow$ d., ii).$\Rightarrow$ a., iii).$\Rightarrow$ b., iv). $\Rightarrow$ c.

3. i).$\Rightarrow$ c., ii).$\Rightarrow$ b., iii).$\Rightarrow$ d., iv). $\Rightarrow$ a.

4. i).$\Rightarrow$ b., ii).$\Rightarrow$ c., iii).$\Rightarrow$ a., iv). $\Rightarrow$ d.

Q. Saturated fatty acids have

1. only one C-C single bond
2. only one C=C double bone
3. only C=C double bone
4. only C-C single bond

Q. Which among these is/are very good for health?

1. Saturated fatty acids
2. MUFA
3. PUFA
4. All of these

Q. What are fats and oils mainly made of?

1. Triglycerides
2. Monoglycerides
3. Diglycerides
4. Polyglycerides

Q.

Coconut milk factor (CMF) contains the properties of

1. Ethylene

2. Gibberellins

3. Kinetins

4. Abscisic acid

Q. Which of the following statements is/are true about waxes?

1. They are esters of lomg chain fatty acids and alcohols
2. They are insoluble in water
3. Cerumen found in ears contain waxes
4. All of these

Q. Which of these is/are required in the synthesis of prostaglandins?

1. Linoleic acid
2. Linolenic acid
3. Oleic acid
4. Arachidonic acid

Q. Which of the following is/are included under PUFA?

1. Arachidonic acid
2. Linoleic acid
3. Linolenic acid
4. All of these

Q. Which of the following formula represents esters?

1. R-OH
2. R-COOH
3. $R-{\mathrm{CH}}_2\mathrm{OH}$
4. R-CO-O-R

Q.

Define Monoglycerides, Diglycerides and Triglycerides.

Also Differentiate between them.