Q. Angular leaf spot of cotton is caused by … (Plant Pathology MCQ)
(a) Virus
(b) Fungi
(c) Phytoplasma
(d) Bacteria
Q. Sesamum phyllody is caused by…
(a) Phytoplasma
(b) Virus
(c) Bacteria
(d) Fungi
Q. Little leaf of brinjal is caused by…
(a) Phytoplasma
(b) Virus
(c) Bacteria
(d) Fungi
Q. Grassy shoot of sugarcane is caused by … (Plant Pathology MCQ)
(a) Virus
(b) Fungi
(c) Phytoplasma
(d) Bacteria
Q. Red rust disease of mango is caused by
(a) Nematode
(b) Virus
(c) Algae
(d) Fungi
Q. Mottle leaf of citrus disease is due to the deficiency of
(a) Boron
(b) Iron
(c) Zinc
(d) Calcium
Q. Chlorosis of groundnut disease is due to the deficiency of
(a) Boron
(b) Iron
(c) Zinc
(d) Calcium
Q. Khaira disease of rice is due to the deficiency of
(a) Boron
(b) Iron
(c) Zinc
(d) Calcium
Q. Zinc deficiency causes disease in rice is known as (Plant Pathology MCQ)
(a) Chlorosis
(b) Mottle leaf
(c) Khaira
(d) Necrosis
Q. Zinc deficiency causes disease in citrus is known as
(a) Chlorosis
(b) Mottle leaf
(c) Khaira
(d) Necrosis
Q. Which of the following is complete stem parasitic phanerogamic plant
(a) Orobanche
(b) Striga
(c) Dodder
(d) Loranthus
Q. Which of the following is partial stem parasitic phanerogamic plant
(a) Orobanche
(b) Striga
(c) Dodder
(d) Loranthus
Q. Which of the following is complete root parasitic phanerogamic plant
(a) Orobanche
(b) Striga
(c) Dodder
(d) Loranthus
Q. Which of the following is partial root parasitic phanerogamic plant
(a) Orobanche
(b) Striga
(c) Dodder
(d) Loranthus
Q. Soil temperature /Soil moisture is a.. (Plant Pathology MCQ)
(a) Abiotic factor
(b) Mesobiotic factor
(c) Biotic factor
(d) All of them
Q. Diseases caused by algae in plants is a..
(a) Abiotic factor
(b) Mesobiotic factor
(c) Biotic factor
(d) All of them
Q. Atmospheric impurities or Toxic substance cause disease in mango
fruits due to sulphur dioxide gas near Brick kiln is.
(a) Necrosis
(b) Anthracnose
(c) Chlorosis
(d) Stem end rot
Q. Common scab of potato is favoured by …….. pH of soil.
(a) Acidic
(b) Alkaline
(c) Both a and b
(d) Neutral
Q. The science which deals with the study of flowering plant parasite is known as .
(a) Phanerology
(b) Mycology
(c) Horticulture
(d) Plant Pathology
Q. Fungi is a … (Plant Pathology MCQ)
(a) Eukaryotic
(b) Achlorophyllous
(c) Heterotrophic
(d) All of them
Q. Which fungus is used as bio-control agent against soil borne diseases
(a) Fusarium
(b) Alternaria
(c) Trichoderma
(d) Penicillium
Q. The fungi which is used as research tools to study the law of ‘Heredity and Genetics’ (Plant Pathology MCQ)
(a) Neurospora crassa
(b) Trichoderma viride
(c) Verticillium lecanii
(d) Agaricus bisporus
Q. State the name of fungi which is used directly as a food
(a) Alternaria solani
(b) Alternaria solani
(c) Ganoderma lucidum
(d) Agaricus bisporus
Q. Which is an edible fungi?
(a) Rhizopus
(b) Toad stool
(c) Mushroom
(d) All of them
Q. Rhizopus stolonifer fungus is used in industries for the production of ….
(a) Oxalic acid
(b) Citric acid
(c) Fumaric acid
(d) Succinic acid
Q. Aspergillus niger fungus used in industries for the production of ….
(a) Oxalic acid
(b) Citric acid
(c) Fumaric acid
(d) Succinic acid
Q. Symbiotic association of some fungi with the roots of green plants is known as……
(a) Mycorrhizae
(b) Prosenchyma
(c) Rhizoids
(d) Parasite
Q. A relatively simple plant body devoid of stem, roots and leaves is known as
(a) Mycelium
(b) Hypha
(c) Thallus
(d) Rhizoid
Q. Individual filament of fungus is known as (Plant Pathology MCQ)
(a) Mycelium
(b) Hypha
(c) Thallus
(d) Rhizoid
Q. The mycelium where cross wall(septa) are absent is termed as
(a) Septate
(b) Aseptate
(c) Both
(d) Thallus
Q. When the mycelium lying in between the cells is termed as
(a) Intercellular
(b) Intracellular
(c) Both
(d) Ectoparasitic
Q. When the mycelium lying in the cells is termed as
(a) Intercellular
(b) Intracellular
(c) Both
(d) Ectoparasitic
Q. Fungi which grows inside the host tissues are referred as
(a) Endophytic
(b) Ectobiotic
(c) Ectophytic
(d) Endobiotic
Q. A short thin hypha growing in a root like fashion towards the substrate
is termed as(Plant Pathology MCQ)
(a) Rhizomorph
(b) Rhizoids
(c) Prosenchyma
(d) Parenchyma
Q. The absorptive knob like organ of the fungus is known as
(a) Appressorium
(b) Oogonium
(c) Haustorium
(d) Rhizomorph
Q. The attachment organ of the fungus is known as
(a) Appressorium
(b) Oogonium
(c) Haustorium
(d) Rhizomorph
Q. A type of plectenchyma with loosely woven tissues are known as….
(a) Prosenchyma
(b) Pseudoparenchyma
(c) Stroma
(d) Sclerotium
Q. The septum with one or more septal pore permitting the continuity of cytoplasm between adjacent cells are called as…..
(a) Adventitious Septum
(b) Primary septum
(c) Compartment
(d) None of these
Q. Fungal tissues are known as ..
(a) Prosenchyma
(b) Plectenchyma
(c) Pseudoparenchyma
(d) Rhizomorph
Q. Cell wall of fungi is made up of (Plant Pathology MCQ)
(a) Chitin
(b) Pectin
(c) Cutin
(d) Glucan
Q. Cell wall of Oomycetes fungi is made up of
(a) Chitin
(b) Cutin
(c) Cellulose
(d) Pectin
Q. The existence of different kinds of nuclei in the same mycelium is called
(a) Homokaryon
(b) Heterokaryon
(c) Homothallic
(d) Hermaphrodite
Q. A thallus which produced single reproductive organ is known as
(a) Monocentric
(b) Polycentric
(c) Monoecious
(d) Polymorphic
Q. A thallus of fungi bears both male and female organs are termed as
(a) Dioecious
(b) Monoecious
(c) Sexually undifferentiated
(d) None
Q. A thallus is completely converted in to reproductive structures is known as …
(a) Holocarpic
(b) Eucarpic
(c) Homothallic
(d) Heterocarpus
Q. A portion of thallus converts into reproductive structure is known as
(a) Holocarpic
(b) Eucarpic
(c) Homothallic
(d) Heterocarpus
Q. Fungi bearing only one sex organ is known as (Plant Pathology MCQ)
(a) Dioecious
(b) Monoecious
(c) Hermaphrodite
(d) None
Q. The sexual stage of fungus is called
(a) Teleomorph
(b) Antheridium
(c) Oogonium
(d) Anamorph
Q. Asexual stage of fungi is called
(a) Teleomorph
(b) Holomorph
(c) Oogonium
(d) Anamorph
Q. The female sex organ of fungi is called…..
(a) Oogonium
(b) Sporangium
(c) Antheridium
(d) Conidium
Q. The male sex organ of fungi is called…..
(a) Oogonium
(b) Sporangium
(c) Antheridium
(d) Conidium
Q. The fusion of protoplasm of two opposite gametes is termed as……
(a) Karyogamy
(b) Plasmogamy
(c) Meiosis
(d) Mitosis
Q. Fusion of two compatible nuclei is known as (Plant Pathology MCQ)
(a) Karyogamy
(b) Plasmogamy
(c) Meiosis
(d) Mitosis
Q. The motile spore of fungi is called…..
(a) Planospore
(b) Aplanospore
(c) Zoospore
(d) None of above
Q. The non-motile spore of fungi is called…..
(a) Planospore
(b) Aplanospore
(c) Zoospore
(d) None of above
Q. Spores produced by fragmentation of hyphae are known as
(a) Arthrospore
(b) Chlamydospore
(c) Blastopore
(d) Arthrospore
Q. Spores produced by budding is known as
(a) Ballistospore
(b) Chlamydospore
(c) Blastopore
(d) Aplanospore
Q. Flagellum with hairy projection and look like a komb is known as …
(a) Tinsel
(b) Whiptail
(c) Whiplash
(d) Rhizoids
Q. Which of the following phylum is not included in kingdom protista…
(a) Oomycota
(b) Myxomycota
(c) Acrasiomycota
(d) Plasmodiophoromycota
Q. Exogenous sexual spore is
(a) Oospore
(b) Ascospore
(c) Zygospore
(d) Chlamydospore
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