Cell MCQ

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

• What is the number of chromosomes present in an oocyte?
  ক

  46

  খ

  23

  গ

  21

  ঘ

  48
• What are the disc shaped structures located on the sides of the centromere?
  ক

  Kinetochores

  খ

  Satellite cells

  গ

  Flagella

  ঘ

  Ribosomes
• A few chromosomes have non-staining constrictions at a constant location. What are these constrictions called?
  ক

  Cilia

  খ

  Flagella

  গ

  Satellite

  ঘ

  Kinetochore
• The nucleolus is the site of rRNA synthesis. True or false?
  ক

  True

  খ

  False
• Which type of chromosome has its centromere at its tip?
  ক

  Acrocentric chromosome

  খ

  Telocentric chromosome

  গ

  Sub – metacentric chromosome

  ঘ

  Metacentric chromosome
• Which form of chromosome has two equal arms?
  ক

  Telocentric chromosome

  খ

  Acrocentric chromosome

  গ

  Sub – metacentric chromosome

  ঘ

  Metacentric chromosome
• Which is the primary constriction for every visible chromosome?
  ক

  Centromere

  খ

  Ribosomes

  গ

  Kinetochores

  ঘ

  Histones
• Which of these organelles are not membrane bound?
  ক

  Mitochondria

  খ

  Endoplasmic reticulum

  গ

  Nucleolus

  ঘ

  Lysosome
• What is the site of rRNA synthesis within a cell?
  ক

  Chromatin

  খ

  Nucleolus

  গ

  Perinuclear space

  ঘ

  Centrosomes
• Which of these is an important constituent of the nuclear matrix?
  ক

  Chromatin

  খ

  Ribosomes

  গ

  Mitochondria

  ঘ

  Centrosomes
• Which of these cells lack a nucleus?
  ক

  Thrombocytes in humans

  খ

  Lymphocytes of primates

  গ

  Sieve tube cells of vascular plants

  ঘ

  Epithelial cells
• What is the space between the two membranes of the nuclear envelope known as?
  ক

  Reticular space

  খ

  Intra – membrane space

  গ

  Perinuclear space

  ঘ

  Somatic space
• Which scientist coined the term chromatin?
  ক

  Robert Koch

  খ

  Louis Pasteur

  গ

  Robert Brown

  ঘ

  Alexander Fleming
• Which among the following is not a part of endomembrane system?
  ক

  Endoplasmic reticulum

  খ

  Mitochondria

  গ

  Vacuoles

  ঘ

  Golgi apparatus
• Cytoplasm without cell organelles is termed as _______
  ক

  Cytosol

  খ

  Cyclosis

  গ

  Lymph

  ঘ

  Blood
• What is the difference between eukaryotic and prokaryotic cell when it comes to nucleus?
  ক

  Eukaryotic cell contains nucleus whereas prokaryotic cell don’t

  খ

  Eukaryotic nucleus contains genetic material in them whereas prokaryotic nucleus don’t

  গ

  Eukaryotic cell contains membrane bound nucleus whereas prokaryotic cell don’t

  ঘ

  Eukaryotic cells contain both DNA and RNA whereas prokaryotic cell has only RNA
• Which among the following is incorrect about RBCs?
  ক

  RBCs are anucleate because this allows them contain more oxygen and therefore carry more oxygen

  খ

  Immature RBCs do contain nucleus which lets them to reproduce but in the later stage of their life they become devoid of nucleus

  গ

  RBCs contain all other organelles like mitochondria, Golgi apparatus and SER etc

  ঘ

  Due to lack of nucleus, they don’t get involved in the protein synthesis
• Cells can have either one or more nuclei and sometimes might not even nucleus.
  ক

  True

  খ

  False
• Which among the following is incorrect about chromosomes?
  ক

  Chromosomes are rod shaped structures that condenses together when the cell is about divide

  খ

  Chromosomes are composed of DNA, RNA and proteins which act as repository for inheritance

  গ

  Kinetochores are disc like structures that are present on the sides of centromeres

  ঘ

  In acrocentric chromosomes, centromere is present in the end of the chromatids
• Centrioles are the primary constrictions of chromosomes.
  ক

  True

  খ

  False
• Which among the following is an incorrect statement about the structure of nucleus?
  ক

  Nuclear membrane is a double layered covering of nucleus which is separated by a perinuclear space

  খ

  Nuclear pores allow the transfer of materials and disrupt the continuity of nuclear membrane

  গ

  Nucleoplasm is also termed as “Karyolymph” and act as site for synthesis of DNA and RNA

  ঘ

  Nucleolus contains RNA, DNA, histone and non-histone proteins
• Which among the following is incorrect about nucleus?
  ক

  In plant cells, nucleus lies towards the periphery due to the large nucleus that occupies almost the entire region of the cell

  খ

  Nucleus helps in reproduction and acts as the control centre of the cell

  গ

  Nucleoplasm condenses and group together to form chromosomes

  ঘ

  Nucleus comprises of nuclear membrane, nuclear pores, nucleolus, nucleoplasm and chromatin