Agriculture Exams (Agri Croppro) – Page 9

#160. Fungal structure used for attachment to the host surface
A Penetration peg
B Germ tube
C Haustorium
D Appressorium
Answer: Appressorium
#161. Some fungal pathogens form this structure to obtain nutrients from the host
A Germ tube
B Sporeling
C Infection hypha
D Haustorium
Answer: Haustorium
#162. In the absence of plant in field, fungal pathogens will not survive in
A Plant debris
B Soil
C Seeds
D Human beings
Answer: Human beings
#163. Characteristics of fungi
A Eukaryotic
B Prokaryotic
C Chlorophyllous
D Photosynthesis
Answer: Eukaryotic
#164. Not a source of pathogen inoculum
A Soil
B Infected weeds
C Plant debris
D Uninfected plant
Answer: Uninfected plant
#165. The presence of different nuclei in the same mycelium is
A Heterotrophism
B Hermaphrodite
C Heterokaryosis
D Heterothallism
Answer: Heterokaryosis
#166. Example of sexual pores are
A Zoospores
B Uredospores
C Chlamydospores
D Ascospores
Answer: Ascospores
#167. Example of asexual spores are
A Teliospores
B Zygospores
C Oospores
D Conidia
Answer: Conidia
#168. The walls of fungi generally contain
A Chitin
B Glucan
C Chitin and glucan
D Pectin
Answer: Chitin and glucan
#169. Clearly demonstrated that fungi are the cause, and not the result of plant diseases
A De Bary
B Prevost
C Kuhn
D Burril
Answer: De Bary
#170. Dean of Filipino Plant Pathologist
A Gonzales
B Ocfemia
C Teodoro
D Orillo
Answer: Ocfemia
#171. A common symptom of disease caused by fungi
A Mosaic
B Sarcody
C Spot
D Yellowing
Answer: Spot
#172. Signs that do not indicate fungal infection
A Mycelial tuffs
B Spores
C Sclerotia
D Gummosis
Answer: Gummosis
#173. Fungi like Aspergillus flavus and A. parasiticus infecting cereal and legumes seeds produce a carcinogenic toxin which is
A Mycotoxin
B Aflatoxin
C Fumonisin
D Tabtoxin
Answer: Aflatoxin
#174. Which among the following phyla belong to the kingdom of true fungi
A Oomycote
B Zygomycota
C Myxomyocota
D Plasmodiophoromycota
Answer: Zygomycota
#175. Fungi belonging to Class Oomycetes are commonly called the
A Rust fungi
B Plasmodiophoroid fungi
C Powdery mildew fungi
D Downy mildew fungi
Answer: Downy mildew fungi
#176. A known non-spore forming fungus is
A Fusarium
B Aspergillus
C Rhizoctonia
D Pyricularia
Answer: Rhizoctonia
#177. The asexual stage of fungi is also known as the
A Pleomorph stage
B Anamorph stage
C Teleomorph stage
D Holomorph stage
Answer: Anamorph stage
#178. The fungal inocula that initiate rust disease outbreak in the tropics are the
A Uredospores
B Teliospores
C Basidiospores
D Aeciospores
Answer: Uredospores
#179. The fungus merely covering the surface of the plant without necessarily parasiting it
A Sooty mold
B Slime mold
C Powdery mold
D Grey mold
Answer: Sooty mold