UNN Bio 151 Mock Exam for MBBS 0’26 Class
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Questions and Answers

Which organelle holds the organelles in position?

  • Cytoskeleton (correct)
  • Dictyosome
  • Endoplasmic reticulum
  • Cytoplasmic strands

Which combination of organelles have their own DNA?

  • I only
  • I and II only
  • II only
  • I, II and III only (correct)

Which organism uses fimbriae for motility to facilitate the assembly of multicellular structures?

  • Mycococcus
  • Myxococcus (correct)
  • Actinomycetales
  • Coccodiplobacilli

Which component is not found in the eubacteria cell wall?

<p>Lipopolysaccharide (A)</p> Signup and view all the answers

Which group of fungi are unable to undergo sexual reproduction?

<p>Fungi Imperfecti (D)</p> Signup and view all the answers

Study Notes

Cellular Structure

  • Cytoskeleton holds organelles in position.

Organelle Autonomy

  • Mitochondria and chloroplasts have their own DNA.

Prokaryotic Motility

  • Fimbriae facilitate motility in Myxobacteria, which aids in assembly of multicellular structures.

Eubacterial Cell Wall Composition

  • Teichoic acids are not found in the cell wall of eubacteria.

Fungal Reproduction

  • Some species of Deuteromycota (Fungi Imperfecti) are unable to undergo sexual reproduction.

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Description

Test your knowledge with this mock exam for the MBBS 0’26 class of the University of Nigeria, Nsukka. The exam covers topics in microbiology and cell biology and is designed to be completed within 40 minutes.

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