Fungi 1
Unicellular, nonfilamentous fungi are known as __________.
A) Yeast
B) Flesh fungi
C) Mold
D) Mushrooms
A) Yeast
Fungal infection is called ______.
A) myxomatosis
B) mycosis
C) microsporogenesis
D) trypanosomiasis
B) mycosis
The cytoplasm of protozoa is divided in 2 parts. How is the clear layer involved in locomotion, feeding, and protection called?
A) Endoplasm
B) Nucleoplasm
C) Ectoplasm
D) Explasm
C) Ectoplasm
Which of the following is the only pathogenic ciliates that cause gastrointestinal disease?
A) Giardia lamblia
B) Balantidium coli
C) Entamoeba histolytica
D) Trypanosoma brucei
B) Balantidium coli
The filaments of molds and fleshy fungi are referred to as __________.
A) spores
B) hyphae
C) sporangiospores
D) conidiospores
B) hyphae
Fungal infections that affect hair, skin, and nails are referred to as ______.
A) Superficial
B) Subcutaneous
C) Cutaneous
D) Systemic
C) Cutaneous
Some protozoa show nuclear dimorphism. The macronucleus and micronucleus have separate genomes. The _______ controls metabolic and developmental functions; the _____ is necessary for reproduction.
A) macronucleus/micronucleus
B) micronucleus/macronucleus
A) macronucleus/micronucleus
Apicomplexan protozoa have a complex life cycle that generally includes 2 hosts. In the life cycle of Toxoplasma gondii, the cause of Toxoplasmosis, humans can serve as the __________.
A) Reservoir
B) Definitive host
C) Intermediate host
D) Intermediate and definitive host
C) Intermediate host
Regarding their nutritional characteristics, fungi are ______.
A) photoautotrophs
B) photoheterotrophs
C) chemoautotrophs
D) chemoheterotrophs
D) chemoheterotrophs
Histoplasma capsulatum causes which type of mycosis?
A) Superficial
B) Subcutaneous
C) Cutaneous
D) Systemic
D) Systemic
A protective structure formed by certain protozoa under adverse conditions is called __________.
A) spore
B) endospore
C) schist
D) cyst
D) cyst
Fungal spores ____
A) are identical to bacterial endospores
B) are released from the "parent" only after the parent dies
C) require moisture for survival
D) are necessary for reproduction
D) are necessary for reproduction
You observe large ( >10 micrometer) oval cells in a sputum sample from a patient. Your culture of the sample reveals fuzzy filamentous colonies. You conclude that __________.
A) the patient has a yeast infection
B) the patient has an infection caused by a dimorphic fungus
C) the patient has an infection with unusual algae
D) you contaminated the sample
B) the patient has an infection caused by a dimorphic fungus
Protozoa are traditionally classified based on the way they move. Which of the following use flagella?
A) Euglenozoa
B) Amoebas
C) Ciliates
D) Apicomplexa
A) Euglenozoa
Fungi primarily produce two types of asexual spores: conidiospore and sporangiospores. One of their main differences is that conidiospores do not develop within a sac.
A) True
B) False
A) True
Fungal sexual reproduction occurs in 3 phases. In which of the following does the fusion of the nuclei occur?
A) Plasmogamy
B) Karyogamy
C) Meiosis
B) Karyogamy
Which of these answers is true of the Apicomplexa?
A) The mature forms are motile by way of flagella.
B) The mature forms are motile by way of cilia.
C) Each organism typically has a single host.
D) Enzyme-containing organelles are present at one end.
D) Enzyme-containing organelles are present at one end.