Structure and Function MCQ

Test your knowledge with important Structure and Function MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Structure and Function MCQs at Bissoy

• Nuclear speckles ______________
  ক

  perform splicing of snRNPs

  খ

  perform splicing of rRNAs

  গ

  act as a transcription site for rRNAs

  ঘ

  act as a storage site for snRNPs
• Which of the following plays a role in oncogenic function?
  ক

  Kremer bodies

  খ

  Cajal bodies

  গ

  Splicing speckles

  ঘ

  None of the mentioned
• Which of the following is also known as Kremer bodies?
  ক

  Cajal bodies

  খ

  PML bodies

  গ

  Nuclear speckles

  ঘ

  Nucleolus
• Which of the following is not a function of Cajal bodies?
  ক

  snRNP biogenesis

  খ

  histone mRNA processing

  গ

  telomere assembly

  ঘ

  tRNA processing
• Cajal bodies mainly consist of the protein _________
  ক

  Emerin

  খ

  Actin

  গ

  Coilin

  ঘ

  Desprin
• Nuclear Organizer Regions (NOR) is found in ________
  ক

  Nuclear matrix

  খ

  Nucleolus

  গ

  Nuclear lamina

  ঘ

  Nucleoporins
• Lamin proteins that bind to the intra-nuclear chromatin are _____________
  ক

  Emerin

  খ

  Nesprin

  গ

  LEM-3

  ঘ

  Cannot be said
• The transport factors that help in the transport of molecules through the nuclear pores are known as ___________
  ক

  Nucleopherins

  খ

  Nucleoporins

  গ

  Karyopherins

  ঘ

  Karyoporins
• Nucleoporins are __________
  ক

  Nuclear pores

  খ

  Ribosomes on nuclear membranes

  গ

  rRNAs in the nucleolus

  ঘ

  None of the mentioned
• What is the movement of energy towards the higher trophic levels and its distribution and loss as heat to the lower trophic levels in the environment?
  ক

  Multi-directional

  খ

  Bi-directional

  গ

  Uni-directional

  ঘ

  No direction
• Who consumes the autotrophic components?
  ক

  Trees

  খ

  Plant

  গ

  Phytoplankton

  ঘ

  Heterotrophs
• Who reuses the decomposed dead matter?
  ক

  Zooplankton

  খ

  Autotrophs

  গ

  Heterotrophs

  ঘ

  Flagellates
• The phytoplankton, zooplankton, and the fungi are components of which ecosystem?
  ক

  Pond

  খ

  Land

  গ

  Desert

  ঘ

  Terrestrial
• From where do autotrophs obtain energy?
  ক

  Ecosystem

  খ

  Sunlight

  গ

  Heterotrophs

  ঘ

  Zooplankton