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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Which of the following is not true for fungi belonging to the class phycomycetes?
1. | Aseptate and coenocytic mycelium |
2. | Spores endogenously produced in sporangium |
3. | Asexual reproduction by nonmotile zoospores or motile aplanospores |
4. | Found in aquatic habitats, decaying wood or as obligate parasites on plants |
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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 each item in Column I with one in Column II and choose the correct answer from the codes given:
Column I |
Column II |
A. Mucor |
a. Pin mould |
B. Rhizopus |
b. Bread mould |
C. Albugo |
c. White rust |
D. Pythium |
d. Damping-off of seedlings |
Codes
A | B | C | D | |
1. | a | b | c | d |
2. | b | a | c | d |
3. | a | b | d | c |
4. | b | a | d | c |
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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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