- 1(current)
Q. No.A symbiotic relation between fungi and the roots of higher plants is called as:
| 1. | Lichen | 2. | Mycorrhiza |
| 3. | Amensal | 4. | Proto-cooperation |
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Yeast is unique amongst the members of Kingdom Fungi because it:
1. reproduces by ascospores
2. is unicellular
3. does not have a chitinous cell wall
4. does not have a sexual mode of reproduction
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A fungus used extensively in biochemical and genetic work is:
| 1. | Neurospora | 2. | Trichoderma |
| 3. | Paecilomyces | 4. | Streptomyces |
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Rusts and Smuts are the fungi that belong to:
| 1. Phycomycetes | 2. Ascomycetes |
| 3. Basidiomycetes | 4. Deuteromycetes |
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Which of the following is not a feature of the members of the class Basidiomycetes?
1. Branched and septate mycelium
2. Asexual spores are generally not formed
3. Vegetative reproduction not seen
4. Dikaryon stage commonly seen
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What is not true regarding sexual reproduction in basidiomycetes?
| 1. | Sex organs are well developed |
| 2. | Plasmogamy is brought about by fusion of two vegetative or somatic cells of different strains or genotypes |
| 3. | Karyogamy and meiosis take place in basidium, producing four basidiospores |
| 4. | Basidiospores are produced exogenously on the basidium |
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Statement I: A is karyogamy; B is plasmogamy and C is meiosis.
Statement II: Though not shown in the figure the fungi belonging to this class reproduced extensively by asexual methods involving conidia.
1. Statement I is correct but Statement II is incorrect
2. Statement I is incorrect but Statement II is correct
3. Both Statement I and Statement II are correct
4. Both Statement I and Statement II are incorrect
Ascomycetes and Basidiomycetes have many homologies. All the following will be true but:
1. Binucleate ascogenous hyphae of ascomyctes and binucleate secondary hyphae of basidiomycetes
2. Ascospore and basidiospore
3. Hook and crosier method in ascomycetes and clamp connection in basidiomycetes
4. Conidia in ascomycetes and basidiomycetes
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Match the fungi [Column I] with the Class to which it belongs [Column II] and select the correct answer from the codes given:
|
|
Column I |
|
Column II |
|
A. |
Ustilago tritici |
P. |
Phycomycetes |
|
B. |
Albugo candida |
Q. |
Ascomycetes |
|
C. |
Alternaria solani |
R. |
Basidiomycetes |
|
D. |
Claviceps purpurea |
S. |
Deuteromycetes |
Codes
|
A |
B |
C |
D |
|
|
1. |
R |
P |
S |
Q |
|
2. |
Q |
P |
S |
R |
|
3. |
R |
S |
P |
Q |
|
4. |
Q |
S |
P |
R |
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- 1(current)
Q. No.
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