All the following statements regarding Basidiomycetes are correct except:
1. | The mycelium is branched and septate |
2. | Asexual spores and vegetative reproduction are generally not found |
3. | Sex organs are absent |
4. | Basidiospores are exogenously produced on the basidium |
Which one of the following fungi contains hallucinogens?
(1) Morchella esculenta
(2) Amanita muscaria
(3) Neurospora sp.
(4) Ustilago sp.
Which one of the following is wrongly matched?
1. | Puccinia | Smut |
2. | Root | Exarch protoxylem |
3. | Cassia | Imbricate aestivation |
4. | Root pressure | Guttation |
The fruiting bodies of Agaricus are also known as
(1) cleistothecium
(2) fairy rings
(3) basidiocarp
(4) ascocarp
Select the option that correctly identifies the different genera (A, B, C and D) of Kingdom Fungi shown in figure.
A | B | C | D | |
(1) | Mucor | Saccharomyces | Morchella | Amanita |
(2) | Mucor | Saccharomyces | Penicillium | Agaricus |
(3) | Rhizopus | Saccharomyces | Aspergillus | Morchella |
(4) | Aspergillus | Rhizopus | Penicillium | Agaricus |
Among rust, smut and mushroom, two of them
(1) are pathogens
(2) are saprobes
(3) bear ascocarps
(4) bear basidiocarps
Dikaryotisation (n + n) in Agaricus is brought about by
(1) clamp connections
(2) somatogamay between two hyphae of different strains
(3) Both (1) and (2) are correct
(4) basidiospores
The common characteristic showning by mushroom, smut and rust
(1) is characterised by presence of basidiocarps
(2) is characterised by presence of ascocarps
(3) all are pathogen
(4) all are saprophytic in nature
Clamp connection is found in
(1) Basidiomycetes
(2) Ascomycetes
(3) Saccharomycetes
(4) Haplomycetes
What causes rust of wheat?
a. Puccinia
b. Penicillium
c. Mucor
d. Rhizopus