Match the following and select the correct answer:
| Column I | Column II | ||
| (a) | Centriole | (i) | Infoldings in mitochondria |
| (b) | Chlorophyll | (ii) | Thylakoids |
| (c) | Cristae | (iii) | Nucleic acids |
| (d) | Ribozymes | (iv) | Basal body of cilia or flagella |
1. A-iv, B-ii, C-i, D-iii
2. A-i, B-ii, C-iv, D-iii
3. A-i, B-iii, C-ii, D-iv
4. A-iv, B-iii, C-i, D-ii
Which one of the following cellular parts is correctly described?
| 1. | Centrioles - sites for active RNA synthesis |
| 2. | Ribosomes - those on chloroplasts are larger (80s) while those in the cytoplasm are smaller (70s) |
| 3. | Lysosomes - optimally active at a pH of about 8.5 |
| 4. | Thylakoids - flattened membranous sacs forming the grana of chloroplasts |
Chlorophyll in chloroplasts is located in:
1. Grana
2. Pyrenoid
3. Stroma
4. Both (1) and (3)
Extranuclear inheritance is a consequence of the presence of genes in:
| 1. | Endoplasmic reticulum & mitochondria |
| 2. | Ribosomes and chloroplasts |
| 3. | Lysosomes and ribosomes |
| 4. | Mitochondria and chloroplasts |
In chloroplasts, chlorophyll is present in the:
1. Inner membrane
2. Thylakoids
3. Stroma
4. Outer membrane
Extranuclear chromosomes occur in:
| 1. | Peroxisome and ribosome | 2. | Chloroplast and mitochondria |
| 3. | Mitochondria and ribosome | 4. | Chloroplast and lysosome |
Extranuclear DNA is found in:
| 1. | Lysosome and chloroplast |
| 2. | Chloroplast and mitochondria |
| 3. | Mitochondria and lysosome |
| 4. | Golgi and E.R. |