Arachidonic acid is

1.Polyunsaturated fatty acid

2.C20H32O2

3.Saturated fatty acid

4.Both 1 and 2

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In triglycerides, glycerol is linked to Fatty acid with

1.Ether bond

2.Ester bond

3.Amide bond

4.Glycosidic bond

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How many times dehydration takes place in the formation of Triglycerides?

1.4

2.3

3.2

4.1

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How many times dehydration takes place in the formation of phospholipid(lecithin)?

1.4

2.3

3.2

4.1

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Name the simplest amino acid

1. Alanine
2. Tyrosine
3. Asparagine
4. Glycine

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Which of the following is true about Glycerol

1.It is trihydroxy propane

2.Fatty acids are esterified with glycerol

3.It forms the backbone of phospholipids

4.All of these

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Which of the following is true about Lecithin?

1.It is made of 2 fatty acids + glycerol+ Phosphoric acid+ Choline

2.It is made of 2 fatty acids + glycerol + Choline

3.It is made of 3 fatty acids + glycerol+ Phosphoric acid+ Choline

4.It is made of 2 fatty acids + glycerol+ Phosphoric acid+ Serine

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Which of the following is true about Cholesterol?

1.It contains four fused hydrocarbon rings

2.Organic molecule

3.Hydroxyl group is present

4.All of these

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Which of the following is incorrect about Cholesterol?

1.It stabilizes plasma membrane of animal cell

2.It is produced in Liver mainly

3.It is a type of steroid

4.It has ketone group

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Incorrect about lipids is

1.Hydophobic in nature

2.Hydrophilic in nature

3.Water insoluble

4.Both 1 and 3

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