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Microbiology Test - 10
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Microbiology
Test - 10
1. Cell theory includes all of the following except
the cell is the most primitive form of life
all organisms are composed of one or more cells
cells arise by division of preexisting cells
the cell is the structural unit of life
2. The five-kingdom system of classification was set up by
Robert Koch
Robert Whittaker
Masaki Ogata
Louis Pasteur
3. The membranes of which domains are chemically the most similar?
Bacteria and Eukarya
Eukarya and Archaea
Archaea and Bacteria
membranes of all three domains are chemically identical
4. Primary differences between cilia and flagella are
length and location of basal bodies
how the microtubules are fused to each other
arrangement of microtubules
number, length and direction of force
5. All membranes of free-living organisms have phospholipid bilayers, but exception is
protozoa
bacteria
archaea
fungi
6. All of the following are features of prokaryotes except
photosynthesis
nitrogen fixation
locomotion
sexual reproduction
7. Which of the following structures is the smallest?
Bacterium
Mitochondrion
Viriod
Hydrogen atom
8. Which of the following is/are included in Kingdom Prokaryotae?
Protozoa
Fungi
Bacteria
All of these
9. Which of the following may account for the small size of the cells?
The surface area/volume ratio
The number of mRNAs that can be produced by the nucleus
The rate of diffusion
All of these
10. Genetic and biochemical similarities between contemporary cyanobacteria and eukaryotic chloroplasts are accepted to mean that
eukaryotes evolved from archaea
cyanobacteria arose from chloroplasts which escaped from plant cells
oxygenic photosynthesis first evolved in eukaryotes
eukaryotes evolved from bacteria
11. Which of the following best represents the hierarchy of levels of biological classification?
Phylum, kingdom, class, order, genus, species, family
Kingdom, phylum, family, class, order, genus, species
Kingdom, phylum, class, order, family, genus, species
Class, order, kingdom, phylum, family, genus, species
12. "Primary immune response"-the correct statement is
Involves IgG
Antibody producing cells-memory B Cell
No lag period
Slow and sluggish
13. "Klebs Loeffler bacillus" is the name of
Streptococci
Salmonella typhi
Corynebacterium diptheriae
Meningococci Correct
14. The term-'Cultural diffusion"-which is the correct one?
Spreading of cultural attributes through different cultural groups
Immigrants comes to accept the culture
Socialisation
William F. Ogburn
15. Transport host is one which -
Parasite passes its sexual stage
Life cycle is not complete
Organism remain alive but does not undergo development
Parasite remains asexual
16. Chain of spreading of malaria is-
Man-arthropod-man
Mammal-bird-man
Man-pig-man
Bird-arthropod-man
17. Diaper rashes most commonly caused by
Diphtheria
E-coli
Staphylococcus aurous
Streptococcus
18. Which of the following is the organism that causes peptic ulcer disease?
Helicobacter pylori
Corynebacterium
Staphylococcus
Streptococcus.
19. Symptom exhibit during icteric phase of viral hepatitis
Yellow coloured sclera
Shortness of breath
Tarry stools
Light, frothy urine
20. The mode of human to human transmission of Ebola Virus Disease
Direct contact
Airborne
Vectorborne
Water
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