Black rust of wheat is caused by:
1. Puccinia
2. Ustilago
3. Albugo
4. Phytophthora
A dikaryon is formed when
1. meiosis is arrested
2. the two haploid cells do not fuse immediately
3. cytoplasm does not fuse
4. None of the above
| List-I | List-II | ||
| A. | Rhizopus | I. | Mushroom |
| B. | Ustilago | II. | Smut fungus |
| C. | Puccinia | III. | Bread mould |
| D. | Agaricus | IV. | Rust fungus |
| 1. | A-I, B-III, C-II, D-IV | 2. | A-III, B-II, C-I, D-IV |
| 3. | A-IV, B-III, C-II, D-I | 4. | A-III, B-II, C-IV, D-I |
After karyogamy followed by meiosis, spores are produced exogenously in?
| 1. | Neurospora | 2. | Alternaria |
| 3. | Agaricus | 4. | Saccharomyces |
Pick up the wrong statement.
| 1. | Cell wall is absent in Animalia. |
| 2. | Protista have photosynthetic and heterotrophic modes of nutrition |
| 3. | Some fungi are edible |
| 4. | Nuclear membrane is present in Monera. |