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MCQs

Total Questions : 137 | Page 11 of 14 pages
Question 101. Mark the INCORRECT statement about nuclear lamina.
  1.    Filaments present in the inner membrane of the nucleus
  2.    Made up of lamin proteins
  3.    Provide mechanical support to the nucleus
  4.    It has bounded with the ribosomes
 Discuss Question
Answer: Option D. -> It has bounded with the ribosomes
Answer: (d).It has bounded with the ribosomes
Question 102. Name the structure which is used to transfer macromolecules between the cytoplasm and nucleus.
  1.    Microtubules
  2.    Nuclear pores
  3.    Cilia
  4.    Centrioles
 Discuss Question
Answer: Option C. -> Cilia
Answer: (c).Cilia
Question 103. Name the signal which helps protein to move in or out of the nucleus?
  1.    Notch signal
  2.    Paracrine signal
  3.    Nuclear localization signal
  4.    Chemical signals
 Discuss Question
Answer: Option C. -> Nuclear localization signal
Answer: (c).Nuclear localization signal
Question 104. Which of the following is not true for chromatin?
  1.    Organized structure of DNA and protein
  2.    These are highly condensed DNA
  3.    It is found in the nucleus
  4.    It contains a single dsDNA
 Discuss Question
Answer: Option A. -> Organized structure of DNA and protein
Answer: (a).Organized structure of DNA and protein
Question 105. Non-membrane bound body of the nucleus which disappears in the late prophase and reappears in telophase_______
  1.    Nucleolus
  2.    Chromosome
  3.    Nucleoplasm
  4.    Nuclear pore
 Discuss Question
Answer: Option A. -> Nucleolus
Answer: (a).Nucleolus
Question 106. Name the plant organelle which acts as a major site for an oxidative reaction?
  1.    Peroxisomes
  2.    Mitochondria
  3.    Chloroplast
  4.    Thylakoid
 Discuss Question
Answer: Option A. -> Peroxisomes
Answer: (a).Peroxisomes
Question 107. Cell shape and cellular motility is determined by the ___________
  1.    Centrioles
  2.    Intermediate filament
  3.    Microtubule
  4.    Microfilaments
 Discuss Question
Answer: Option C. -> Microtubule
Answer: (c).Microtubule
Question 108. Singlet microtubule can form a long shaft of cilia and flagella.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 109. Which of the following feature is the same in cilia and flagella?
  1.    Help in locomotion
  2.    Wave-like motion
  3.    Occurring all over the surface of the cell
  4.    Very small in size
 Discuss Question
Answer: Option A. -> Help in locomotion
Answer: (a).Help in locomotion
Question 110. What is treadmilling?
  1.    Depolymerization of microtubule
  2.    The breaking of heterodimer chain
  3.    Arrangement of microtubules
  4.    Addition of tubulin heterodimer
 Discuss Question
Answer: Option D. -> Addition of tubulin heterodimer
Answer: (d).Addition of tubulin heterodimer

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