Which of the following is not an edible mushroom?
(1) Agaricus bispora
(2) Pleurotus ostreatus
(3) Lentinula edodes
(4) Amantia phalloides
Identify the group of fungi that is not correctly matched with all the characters given below:
1. | Phycomycetes: | Mycelium – aseptate and coenocytic / Asexual reproduction by motile zoospores or by nonmotile aplanospores / spores – endogenously produced in the sporangium |
2. | Ascomycetes: | Mycelium – unbranched and septate / Asexual spores are conidia / Conidia produced endogenously on conidiophores. |
3. | Basidiomycetes: | Mycelium–branched and septate / Asexual spores are generally not found. |
4. | Deuteromycetes: | Only the asexual or vegetative phase of these fungi are known. |
Which one single organism or the pair of organisms is correctly assigned to its or their named taxonomic group?
(1) Paramecium and Plasmodium belong to the same kingdom as that of Penicillium
(2) Lichen is a composite organism formed from the symbiotic association of an algae and a protozoan
(3) Yeast used in making bread and beer is a fungus
(4) Nostoc and Anabaena are examples of Protista
Ergot of rye is caused by a species of:
(1) Phytophthora
(2) Uncinula
(3) Ustilago
(4) Claviceps
Choose the wrong statement.
1. Penicillium is multicellular and produces antibiotics.
2. Neurospora is used in the study of biochemical genetics.
3. Morels and truffles are poisonous mushrooms.
4. Yeast is unicellular and useful in fermentation.
Saprotrophs live on dead organic matter, which they utilize
(1) by phagocytosis
(2) after digestion by extracellular enzymes synthesised by them
(3) by endocytosis
(4) by pinocytosis
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 |
Yeast is not included in protozoans but in fungi because
(1) it has chlorophyll
(2) it shows saprotrophic mode of nutrition
(3) it has eukaryotic organisation
(4) cell wall is made up of cellulose and reserve food material as starch.
Erogotamine tartarate extracted from Claviceps, is used for cure of
(1) bodyache
(2) headache
(3) fever
(4) severe stomach pain
Which of the following is not a member of class phycomycetes?
1. Mucor
2. Rhizopus
3. Albugo
4. Claviceps