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BACTERIOLOGY CHECKPOINT

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Quiz on BACTERIOLOGY CHECKPOINT, created by Florence Marzan on 21/10/2017.
Florence Marzan
Quiz by Florence Marzan, updated more than 1 year ago
Florence Marzan
Created by Florence Marzan about 7 years ago
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Resource summary

Question 1

Question
The most basic taxonomic group consisting of collection of bacterial strains
Answer
  • Genus
  • Species
  • Subspecies
  • Kingdom

Question 2

Question
Bacteria contains both DNA and RNA
Answer
  • True
  • False

Question 3

Question
Sedimentation coefficient of prokaryotes
Answer
  • 70S ribososmes (30S + 40S)
  • 70S ribososmes (30S+ 50S)
  • 80S ribososmes (30S+ 50S)
  • 80S ribososmes (40S+ 60S)

Question 4

Question
Contain set of genes essential for viability, growth and replication of microorganisms
Answer
  • Transposon
  • Plasmids
  • Insertion Sequence
  • Chromosome

Question 5

Question
Composed of genes for movement as well as genes that code for other features such as drug resistance
Answer
  • Transposons
  • Plasmid
  • Insertion sequence
  • Chromosome

Question 6

Question
Codes for antibiotic resistance, virulence and toxin production
Answer
  • Transposons
  • Plasmid
  • Insertion Sequence
  • Chromosome

Question 7

Question
Refers to all set of genes
Answer
  • Nucleus
  • Chromosome
  • Genome
  • Genetics

Question 8

Question
Plasmid is a non-chromosomal double stranded DNA which is not capable of self-replication Transposable elements consists of insertion sequence and transposons
Answer
  • The first statement is true The second statement is false
  • The first statement is false The second statement is true
  • Both statements are true
  • Both statements are false

Question 9

Question
Pieces of elements that move from one genetic element to another
Answer
  • Transposable elements
  • Plasmid
  • Chromosome
  • Transposons

Question 10

Question
Function: selective permeability, transport and excretion
Answer
  • cell wall
  • glycocalyx
  • cell membrane
  • capsule

Question 11

Question
Cell membrane of Mycoplasma contains what substance?
Answer
  • Stanols
  • Sterols
  • Steroids
  • None of the Above

Question 12

Question
CELL WALL Gram Positive Bacteria: thick peptidoglycan (murein), techoic acid, polysaccharide Gram Positive Negative: thin peptidoglycan (murein), lipopolysaccharide [blank_start]Bacillus spp[blank_end]: poly-d glutamic acid Mycobacterium spp: [blank_start]Mycolic acid[blank_end] Fungi: Chitin [blank_start]Mycoplasma[blank_end]: lacks cell wall L forms: temporrary loss of cell wall
Answer
  • Bacillus spp
  • Clostridium spp
  • Techoic acid
  • Mycolic acid
  • Mycoplasma
  • Pasteurella
  • Legionella

Question 13

Question
The plasma membrane of Mycobacterium spp contains Mycolic acid
Answer
  • True
  • False

Question 14

Question
Capsules are demonstrated from animal tissues in medias containing
Answer
  • Serum
  • Honey
  • Vitamin B
  • Glucose

Question 15

Question
This contains K or Vi Antigen
Answer
  • Flagella
  • Glycocalyx
  • Plasmid
  • Capsule

Question 16

Question
Encapsulated organisms
Answer
  • Mycobacterium tuberculosis, Mycobacterium leprae, Bacillus anthracis, and Bacillus cereus
  • Streptococcus penumoniae, Klebsiella pneumoniae, Haemophilus influenzae and Neisseria meningitidis
  • Clostridium tetani, Listeria monocytogenes, Corynebcaterium jeikeium and Erysipelothrix rhusiopathiae
  • None of the above
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