| A: | Mitochondria |
| B: | Endoplasmic Reticulum |
| C: | Chloroplasts |
| D: | Golgi complex |
| E: | Peroxisomes |
| 1. | A, D and E only | 2. | B and D only |
| 3. | A, C and E only | 4. | A and D only |
| I: | In bacteria, the mesosomes are formed by the extensions of the plasma membrane. |
| II: | The mesosomes, in bacteria, help in DNA replication and cell wall formation. |
| A: | It is the important site for the formation of glycoprotein and glycolipids |
| B: | It produces cellular energy in the form of ATP |
| C: | It modifies the protein synthesized by ribosomes on ER |
| D: | It facilitates the transport of ions |
| E: | It provides mechanical support |
| 1. | (B) and (C) only | 2. | (A) and (C) only |
| 3. | (A) and (D) only | 4. | (D) and (E) only |
Consider the given two statements:
| Statement I: | All life comes from pre-existing life. |
| Statement II: | All cells arise from pre-existing cells |
| 1. | Statement I is True; Statement II is True |
| 2. | Statement I is True; Statement II is False |
| 3. | Statement I is False; Statement II is True |
| 4. | Statement I is False; Statement II is False |
The organelles in a eukaryotic cell that have their own genome are:
| 1. | RER and SER |
| 2. | Mitochondria and chloroplasts |
| 3. | Plasmids and plastids |
| 4. | Nucleus and ribosomes |
Consider the two statements:
| Assertion (A): | The cells of testes and ovaries have abundance of Smooth Endoplasmic Reticulum. |
| Reason (R): | The cells of testes and ovaries secrete steroid hormones. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A). |
| 2. | (A) is True but (R) is False. |
| 3. | Both (A) and (R) are True but (R) does not explain (A). |
| 4. | (A) is False but (R) is True. |
| I | Chloroplasts | contain chlorophyll and carotenoid pigments |
| II | Amyloplasts | store carbohydrates |
| III | Elaioplasts | store oils and fats |
| IV | Aleuroplasts | store proteins |
The isolated lysosomal vesicles have been found to be very rich in:
| 1. | phosphate and chloride ions |
| 2. | cytoprotective pigment molecules |
| 3. | lymphokines like interleukins and interferons |
| 4. | acid hydrolases |
| 1. | Transportation | 2. | Nuclear division |
| 3. | Protein synthesis | 4. | Motility |
| I: | SER are the sites for lipid synthesis |
| II: | RER has ribosomes attached to ER |
| III: | In prokaryotes, only RER are present |