Compound Lipids

Q. PS II is located on

1. inner side of thylakoid membrane
2. outer side of thylakoid membrane
3. lumen of thylakoid membrane
4. stroma lamellae

Q.

What is the difference between lipids and phospholipids ?

Q. Which among the following is a phospholipid?

1. Linoleate
2. Arachidonic acid
3. Lecithin
4. Cholesterol

Q.

Identify the following organic compounds and choose the correct option.

1. Glyceride(Lipids) Uracil (Nitrogen base) Lecithin(Protein) Lactose (Milk sugar)
2. Uracil (Nitrogen base) Lecithin(Protein) Lactose (Milk sugar) Glyceride(Lipids)
3. Lactose (Milk sugar) Glyceride(Lipids) Uracil (Nitrogen base) Lecithin(Protein)
4. Lecithin(Protein) Lactose (Milk sugar) Glyceride(Lipids) Uracil (Nitrogen base)

Q. Which one of the following represents a phospholipid?

1. Fatty acids + Glycerol + Phosphate group
2. Fatty acid + Glycerol + Carbohydrate group
3. Fatty acid + Phosphate group
4. Fatty acids + Glycerol + Phosphorus

Q. The derivatives of sphingosine and fatty acids are known as _____.

1. Glycero glyco lipid

2. Sphingolipids

3. Phospholipids

4. Glycolipids

Q. What is the composition of compound lipids?

1. Fatty acid + glycerol + carbohydrates
2. All of these
3. Fatty acid + glycerol + proteins
4. Fatty acid + glycerol + phosphate

Q.

What are glycosomes?

Q.

Explain the composition of triglyceride.

Q. The derivatives of glycerol, glucose and fatty acids are known as (i) _____ and the derivatives of glycerol, galactose and fatty acids are known as (ii)_____.

1. Sphingolipids and Glycolipids

2. Phospholipids and Glycolipids

3. Glycolipids and Phospholipids

4. Glycero glyco lipids and Galactolipids

Q. Read the following statement and select the correct ones.
(i) PS I is involved in non-cyclic photophosphorylation only.
(ii) PS II is involved in both cyclic and non-cyclic photophosphorylation.
(iii) Stroma lamellae membranes possess PS I only, whereas grana lamellae membranes possess both PS I and PS II.

1. (iii) only
2. (ii) only
3. (i), (ii) and (iii)
4. (i) only

Q. Explain the structure and the properties of triacylglycerol.

Q. Which of the following help in cell-cell interactions?

1. Glycolipids
2. Phospholipids
3. sphingolipids
4. Cholesterol

Q.

How does nucleoside differ from nucleotide?

Q. Lecithin and cephalin are:

1. Phospholipids
2. Neutral fats
3. Waxes
4. Glycolipids

Q. What is true of membrane lipids and proteins?

1. None can flip-flop
2. Both can flip-flop
3. Proteins can flip-flop but lipids cannot.
4. Lipids flip-flop but proteins rarely flip-flop

Q. Which chemical property is shared by all types of lipids forming the plasma membrane?

1. Glycerol backbone
2. Sugar component
3. Phosphate group
4. Hydrophobic region

Q. Which of the following is not a lipid?

1. Wax/ lecithin
2. Sterol/ cholesterol
3. Glycerol/ maltose
4. Lecithin/ Ghee

Q. The derivatives of glycerol, glucose and fatty acids are known as (i) _____ and the derivatives of glycerol, galactose and fatty acids are known as (ii)_____.

1. Phospholipids and Glycolipids

2. Glycolipids and Phospholipids
3. Sphingolipids and Glycolipids
4. Glyceroglycolipids and Galactolipids

Q. What is the composition of compound lipids?

1. Fatty acid + glycerol + proteins
2. Fatty acid + glycerol + carbohydrates
3. Fatty acid + glycerol + phosphate
4. All of these

Q. Write a note on the structure and properties of phospholipids.

Q. Some lipids have phosphorous and a phosphorylated organic compounds in them. These are called .

1. glycerides
2. phospholipids
3. glycolipids
4. sphingolipids

Q. The compound formed when glycerides are combined with a phosphate group is known as (i) _____ and when a carbohydrate moiety combines with a glyceride is known as (ii) _____.

1. (i) Phospholipids (ii) Glycolipids

2. (i) Glycolipids (ii) Phospholipids
3. (i) Sphingolipids (ii) Glycolipids
4. (i) Glyceroglycolipid (ii) Galactolipids

Q. The compound formed when glycerides are combined with a phosphate group is known as (i) _____ and when a carbohydrate moiety combines with a glyceride is known as (ii) _____.

1. Phospholipids and Glycolipids

2. Glycolipids and Phospholipids

3. Sphingolipids and Glycolipids

4. Glycero glyco lipid and Galacto lipids

Q.

1. Outer side of thylakoid membrane
2. Stroma lamellae
3. Inner side of thylakoid membrane
4. Lumen of thylakoid membrane

Q. Which one of the following biomolecules is insoluble in water?

1. a-Keratin
2. Ribonuclease
3. Haemoglobin
4. Adenine

Q. Assertion :Phospholipids and lipids are amphipathic molecules. Reason: They have both polar and non-polar ends.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
3. Assertion is correct but Reason is incorrect.
4. Both Assertion and Reason are incorrect.

Q. Match the following:

(a)	Aquaporin	(i)	Amide
(b)	Asparagine	(ii)	Polysaccharide
(c)	Abscisic acid	(iii)	Polypeptide
(d)	Chitin	(iv)	Carotenoids

Select the correct option:

1. (a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)
2. (a)-(iii), (b)-(i), (c) -(ii), (d)-(iv)
3. (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
4. (a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)

Q. Among Valine, Leucine, Isoleucine, Lysine and Phenyl alanine, odd member is:

1. Leucine, since others are acidic
2. Valine, since others are basic
3. Isoleucine, since others are optically active
4. Leucine, since others are neutral

Q.

Whats the difference between -galactosidase and Beta-galactosidase?