Q. No.Organisms living in salty are called as
1. Methanogens
2. Halophiles
3. Heliophytes
4. Thermoacidophiles
1. Methanogens
2. Halophiles
3. Heliophytes
4. Thermoacidophiles
Naked cytoplasm, multinucleated and saprophytic are the characteristics of
| 1. | Monera | 2. | Protista |
| 3. | Fungi | 4. | Slime molds |
An association between roots of higher plants and fungi is called
1. Lichen
2. Fern
3. Mycorrhiza
4. BGA
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
Contagium vivum fluidum was proposed by
| 1. | D. J. Ivanowsky | 2. | M. W. Beijerinck |
| 3. | Stanley | 4. | Robert Hooke |
Difference between Virus and Viroid is
1. Absence of protein coat in viroid but presence of virus
2. Presence of low molecular weight RNA in virus but absence in viroid
3. Both 1 and 2
4. None of the above
With respect to fungal sexual cycle, choose the correct sequence of events
1. Karyogamy, Plasmogamy and Meiosis
2. Meiosis, Plasmogamy and Karyogamy
3. Plasmogamy, Karyogamy and Meiosis
4. Meiosis, Karyogamy and Plasmogamy
Viruses are non-cellular organisms but replicate themselves once they infect the host cell. To which of the following kingdom do viruses belong?
1. Monera
2. Protista
3. Fungi
4. None of the above
Members of phycomycetes are found
| I. | In aquatic habitats |
| II. | On decaying wood |
| III. | In moist and damp places |
| IV. | As obligate parasites on plant |
Choose from the following options:
| 1. None of the above | 2. I and IV |
| 3. II and III | 4. All of the above |
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