11-20 Flashcards
(10 cards)
1
Q
- Baallur anthracis, the causative agunt of anhras, in characteneed by its ability to
a. Form endosporos
b. Produce toxins that cause food poisoning
c. Grow only in macrobic conditions
d. fafect only plants
A
a. Form endosporos
2
Q
- Which gram-positive bacterium is commonly found in yogurt and formented foods”
a. Ah cobacterim tuberculosis
b. Strepionces
c. Lactobactlles
d. Actinomices
A
c. Lactobactlles
3
Q
- Which Actinobacteriam is a majoe source of antibiotics?
a. Aucillus
b. streptomyces
c. Corgechacterian
d. Ascoplatea
A
b. streptomyces
4
Q
- Which of the follewing i NOT a chus actonatic that distinguishes Archaca from Bacteria”
a. Lack of peptidogly can in the cell walt
b. Prescace of ether-linked lipida in the vell membrans
c. Presence of a nuclea
d. Unique nibosomal RNA scqunces
A
c. Presence of a nuclea
5
Q
- Mothanogons are commonly found in which type of envies)
a. Acrobis soil
b. Anacrobic environments such as swamps and sewage
c. Highly sahne lakes
d. Hydrothermal vents
A
b. Anacrobic environments such as swamps and sewage
6
Q
- What evidence lad to the classification of Archaca as a distinel doman of life?
a. Cell wall composition
b. Unique 165 ribosomal RNA sequences
c. Lack of membranc-bound orgamelles
d. Shape and morphologs of cells
A
b. Unique 165 ribosomal RNA sequences
7
Q
- Which of the following archaca is commonly found in sulfur-rich acidic hot springs?
a. Halobacteriom
b. Acthanobacterium
c. sulfulobus
d. Nasourchacum equitou
A
c. sulfulobus
8
Q
- Which of the following statements is TRUE about fungi?
a. All fungi are unicellular
b. Fungi are photoutotrophx
c. Fungi are chamoheterotrophs
d. Fungi roprodace only aicrually
A
c. Fungi are chamoheterotrophs
9
Q
- Yeasts primarily reproduce by
a. Spare formation
b. Budding
c. Binary fission
d. Conjugation
A
b. Budding
10
Q
- Dimorphic fungi grow at BLANK at 37 degrees celsius and BLANK at 25 degrees celsius?
a. Hyphae, spores
b. Yeast, mold
c. Mold, yeast
d. Prokaryotes, cal aryotes
A
b. Yeast, mold
