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MCQs

Total Questions : 219 | Page 2 of 22 pages
Question 11. Which of the following is not true for both prokaryotic and eukaryotic cells?
  1.    Same composition of plasma membrane
  2.    Both contain shared metabolic pathways
  3.    Genetic information encoded in DNA with similar genetic code
  4.    Both contain Golgi apparatus for protein trafficking
 Discuss Question
Answer: Option D. -> Both contain Golgi apparatus for protein trafficking
Answer: (d).Both contain Golgi apparatus for protein trafficking
Question 12. Which of the following polysaccharide is not present in the eukaryotic plant cell wall?
  1.    Cellulose
  2.    Chitin
  3.    Hemicellulose
  4.    Pectin
 Discuss Question
Answer: Option B. -> Chitin
Answer: (b).Chitin
Question 13. Biofilms are ________________
  1.    Thin polymeric films made of biopolymer
  2.    Strings of protein filaments
  3.    Complex, multispecies communities
  4.    A metabolic product for prokaryotic organisms
 Discuss Question
Answer: Option C. -> Complex, multispecies communities
Answer: (c).Complex, multispecies communities
Question 14. Pseudopeptidoglycan is a found in the cell wall of _______________
  1.    Fungi
  2.    Archaea
  3.    Bacteria
  4.    Protozoa
 Discuss Question
Answer: Option B. -> Archaea
Answer: (b).Archaea
Question 15. Which of the following is present in both prokaryotic and eukaryotic cells?
  1.    Proteasomes
  2.    Plasmids
  3.    Lysosomes
  4.    Peroxisomes
 Discuss Question
Answer: Option A. -> Proteasomes
Answer: (a).Proteasomes
Question 16. Escherichia coli commonly inhabit the _______________ place.
  1.    Human endodermal layer
  2.    Human digestive tract
  3.    Human bronchioles
  4.    Human skin surface
 Discuss Question
Answer: Option B. -> Human digestive tract
Answer: (b).Human digestive tract
Question 17. The rotary engine made of protein at the base of the flagella is driven by ______________
  1.    Vanderwaal’s foce
  2.    Proton- motive force
  3.    Electron passage
  4.    Exchange of sodium and potassium ions
 Discuss Question
Answer: Option B. -> Proton- motive force
Answer: (b).Proton- motive force
Question 18. How many basal body rings do Gram positive bacteria have in the flagella?
  1.    2
  2.    3
  3.    4
  4.    1
 Discuss Question
Answer: Option A. -> 2
Answer: (a).2
Question 19. Escherichia coli and Vibrio cholerae are ________________
  1.    lophotrichous; monotrichous
  2.    amphitrichous; lophotrichous
  3.    peritrichous; monotrichous
  4.    peritrichous; amphitrichous
 Discuss Question
Answer: Option C. -> peritrichous; monotrichous
Answer: (c).peritrichous; monotrichous
Question 20. Nitrogen fixation can be done by ______________
  1.    All prokaryotes
  2.    Certain cyanobacteria
  3.    Certain archaebacteria
  4.    None of the mentioned
 Discuss Question
Answer: Option B. -> Certain cyanobacteria
Answer: (b).Certain cyanobacteria

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