Match Column-I with Column-II.
| Column-I | Column-II | ||
| (a) | Golgi apparatus | (i) | Synthesis of protein |
| (b) | Lysosomes | (ii) | Trap waste and excretory products |
| (c) | Vacuoles | (iii) | Formation of glycoproteins and glycolipids |
| (d) | Ribosomes | (iv) | Digesting biomolecules |
Choose the right match from the options given below:
| Options: | (a) | (b) | (c) | (d) |
| 1. | (iii) | (iv) | (ii) | (i) |
| 2. | (iv) | (iii) | (i) | (ii) |
| 3. | (iii) | (ii) | (iv) | (i) |
| 4. | (i) | (ii) | (iv) | (iii) |
Which of the following nucleic acids is present in an organism having 70 S ribosomes only?
| 1. | Single-stranded DNA with a protein coat |
| 2. | Double-stranded circular naked DNA |
| 3. | Double-stranded DNA enclosed in nuclear membrane |
| 4. | Double-stranded circular DNA with histone proteins |
Non-membranous nucleoplasmic structures in the nucleus, are the sites for active synthesis of:
| 1. | protein | 2. | mRNA |
| 3. | rRNA | 4. | tRNA |
Which of the following cell organelles is present in the highest number in secretory cells?
| 1. | Mitochondria | 2. | Golgi complex |
| 3. | Endoplasmic reticulum | 4. | Lysosomes |
Cell membrane carbohydrates participate in
| 1. | transporting substances between two protein layers |
| 2. | cell-to-cell recognition |
| 3. | attaching the membrane to cytoskeleton |
| 4. | cell adhesions |
Mitotic spindles are mainly composed of which protein?
| 1. | Actin | 2. | Tubulin |
| 3. | Actomyosin | 4. | Myoglobin |
Cell membrane carbohydrates participate in
1. transporting substances between two protein layers
2. cell-to-cell recognition
3. attaching the membrane to cytoskeleton
4. cell adhesions
Membrane-bound space present in plant cell and filled with water, sap and excretory substance is known as
1. Lysosome
2. Endoplasmic reticulum
3. Vacuole
4. Cytoplasm
Packing of substance for export from the cell occurs by the :
1. RER
2. Lysosome
3. Nucleus
4. Golgi body
Eukaryotic cells considered as more efficient than prokaryotic cells, due to -
| 1. | compartmentalisation of cytoplasm |
| 2. | Infolding of membrane |
| 3. | Presence of cell wall |
| 4. | Aerobic respiration |