- 1(current)
Q. No.Select the correct matching in the following pairs.
1. Smooth ER—Oxidation of phospholipids
2. Smooth ER—Synthesis of lipids
3. Rough ER—Synthesis of glycogen
4. Rough ER—Oxidation of fatty acids
The endomembrane system of a eukaryotic cell does not include:
1. Endoplasmic reticulum
2. Lysosome
3. Vacuole
4. Peroxisome
Match the following columns and select the correct option:
| Column I | Column II | ||
| (a) | Smooth endoplasmic reticulum | (i) | Protein synthesis |
| (b) | Rough endoplasmic reticulum | (ii) | Lipid synthesis |
| (c) | Golgi complex | (iii) | Glycosylation |
| (d) | Centriole | (iv) | Spindle formation |
| Options: | (a) | (b) | (c) | (d) |
| 1. | (ii) | (i) | (iii) | (iv) |
| 2. | (iii) | (i) | (ii) | (iv) |
| 3. | (iv) | (ii) | (i) | (iii) |
| 4. | (i) | (ii) | (iii) | (iv) |
All the following are the part of a eukaryotic cell endomembranous system except:
1. Vacuole
2. Lysosome
3. Golgi complex
4. Mitochondria
Examine the figure given below and select the part correctly matched with its function/structure
1. Part (A) : Ribosome-made up of 30S and 50S subunits
2. Part (C) : RER - principally performs the function of packaging materials
3. Part (D) : Nuclear pore - passage through which movement of RNA takes pace in one direction only
4. Part (B) : SER - synthesis of steroidal hormones
Which of the following synthesizes proteins for export?
1. Free ribosomes
2. SER
3. Lysosome
4. RER
Choose the correct option with respect to function of the cell organelles
| A | B |
C |
D |
| (1) Protein synthesizes |
Citric acid cycle enzymes |
Protein processing |
Lipid modification |
| (2) mRNA synthesis |
ETS | Glyco- sidation |
Protein processing |
| (3) Trans- cription |
Anaerobic respiration |
Secretion | Sex hormone production |
| (4) rRNA synthesis |
Pyruvate dehydro- genase complex |
Protein modification |
Protein synthesis |
SER and RER can be distinguished with its presence in
1. protein synthesising cells
2. protein and fat synthesising cells
3. carbohydrates and fat synthesising cells
3. lipid and protein synthesising cells
Which of the following statements are correct?
a. The rough endoplasmic reticulum is frequently observed in the cells actively involved in protein synthesis.
b. Proteins that are to be used outside the cell are synthesized on free ribosomes.
c. In the eukaryotic cell there is an extensive compartmentalization of cytoplasm through the presence of membrane-bound organelles
d. ER is found prominently in human eggs and sperms.
1. All are correct
2. b & d
3. a, b & d
4. a & c
The granular endoplasmic reticulum is not associated with which of the following functions?
1. Synthesis of secretory as well as non-secretory proteins
2. Synthesis of non-secretory proteins
3. Synthesis of steroidal hormones
4. Synthesis of secretory proteins
- 1(current)
Q. No.
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