Q. No.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
1. Karyogamy, Plasmogamy and Meiosis
2. Meiosis, Plasmogamy and Karyogamy
3. Plasmogamy, Karyogamy and Meiosis
4. Meiosis, Karyogamy and Plasmogamy
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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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Match the bacteria in Column I with its shape in Column II and select the correct option from the codes given below:
|
COLUMN I |
|
COLUMN II |
|
|
A |
Bacillus |
a |
Rod |
|
B |
Coccus |
b |
Spherical |
|
C |
Spirilla |
c |
Spiral |
|
D |
Vibrio |
d |
Comma |
Codes
| A | B | C | D | |
| 1. | a | b | c | d |
| 2. | b | a | c | d |
| 3. | a | d | c | b |
| 4. | b | a | d | c |
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In the symbiotic relation lichen, the mycobiont does not:
1. prepare food for the other partner
2. provide shelter to the other partner
3. absorb mineral nutrients for the other partner
4. absorb water for the other partner
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Potato Spindle Tuber Disease is caused by a pathogen that is:
| 1. | A nucleocapsid |
| 2. | A low molecular weight free RNA |
| 3. | An abnormally folded protein |
| 4. | A protozoan |
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Prion is:
1. A nucleocapsid
2. A low molecular weight free RNA
3. An abnormally folded protein
4. A protozoan
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Which of the following is not a characteristic of dinoflagellates?
| 1. | Mostly fresh water and photosynthetic |
| 2. | Cell wall with stiff cellulosic plates |
| 3. | Two flagella |
| 4. | Various colored pigments in the cell |
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The chief producers in the oceans are:
| 1. | Floating hydrophytes | 2. | Blue green algae |
| 3. | Desmids | 4. | Diatoms |
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Deuteromycetes are also called as Fungi imperfecti because:
1. They do not have a thalloid body
2. They can contain chlorophyll
3. There are no parasitic members
4. Sexual phases are not known
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A ‘dikaryon’ stage is seen in the members of:
1. Ascomycetes and Phycomycetes
2. Ascomycetes and Basidiomycetes
3. Basidiomycetes and Phycomycetes
4. Basidiomycetes and Deuteromycetes
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