- 1(current)
Q. No.The concept of "Omnis cellula-e-cellula" regarding cell division was first proposed by:
1. Aristotle
2. Rudolf Virchow
3. Theodor Schwann
4. Schleiden
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 four cell structures is correctly matched with the accompanying description?
| 1. | Plasma membrane - Outer layer of cellulose or chitin, or absent |
| 2. | Mitochondria - Bacteria like elements with inner membrane forming sacs containing chlorophyll, found in plant cells and algae |
| 3. | Chloroplasts - Bacteria like elements with inner membrane highly folded |
| 4. | Golgi apparatus - Stacks of flattened vesicles |
Which one of the following structure is an organelle within an organelle?
1. Ribosome
2. Peroxysome
3. ER
4. Mesosome
Which of the followings are common to plant cell and animal cell?
(Peroxisome, nucleolus, lysosome, plasmodesmata, microvilli, microtubule)
| 1. | 6 | 2. | 5 |
| 3. | 4 | 4. | 3 |
A common characteristic feature of plant sieve tube cells and most mammalian erythrocytes is
| 1. | absence of mitochondria |
| 2. | presence of cell wall |
| 3. | presence of haemoglobin |
| 4. | absence of nucleus |
Which of the following features is common to prokaryotes and many eukaryotes?
| 1. | Chromatin material present |
| 2. | Cell wall present |
| 3. | Nuclear membrane present |
| 4. | Membrane bound sub-cellular organelles present |
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
- 1(current)
Q. No.
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