Extracellular Matrix and Cell Interactions MCQ

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

• Which of the following cell wall component can effectively defend against lysozyme?
  ক

  Peptidoglycan

  খ

  Pseudomurein

  গ

  Chitin

  ঘ

  Biogenic opal
• Which of the following antibiotics have their mode of action of inhibition of cell wall synthesis?
  ক

  Nalidixic acid

  খ

  Ciprofloxacin

  গ

  β-lactams

  ঘ

  Norfloxacin
• What is present in the cell wall of Mycobacterium tuberculosis?
  ক

  Cellulose

  খ

  Nitric acid

  গ

  Acetone

  ঘ

  Mycolic acid
• Which of the following bacteria lacks cell wall?
  ক

  Mycoplasma pneumoniae

  খ

  Bacillus subtilis

  গ

  Staphylococcus aureus

  ঘ

  Helicobacter pylori
• The cell wall of diatoms composed of __________
  ক

  Biogenic alumina

  খ

  Biogenic ammonia

  গ

  Biogenic silica

  ঘ

  Biogenic magnesia
• What is S- layer?
  ক

  Solid layer

  খ

  Surface layer

  গ

  Secondary layer

  ঘ

  Soluble layer
• Which component is present in the cell wall of fungi?
  ক

  Cellulose

  খ

  Hemicellulose

  গ

  Chitin

  ঘ

  Pectin
• Bacteria can be divided into classes namely gram-positive bacteria and gram-negative bacteria based on their cell wall.
  ক

  True

  খ

  False
• What organism lacks cell wall?
  ক

  Plant cells

  খ

  Protozoa

  গ

  Bacterial cells

  ঘ

  Algae
• Who discovered cell wall?
  ক

  Karl Rudolphi

  খ

  Boveri

  গ

  J Rhodin

  ঘ

  Van Beneden
• Which of the following disease associated with the nervous system is caused by disorder in gap junctions?
  ক

  Parkinson’s disease

  খ

  Brain ischemia

  গ

  Stroke

  ঘ

  Seizures
• Which genetic disorder is associated with dysfunction of gap junction?
  ক

  Vohwinkel’s syndrome

  খ

  Down’s syndrome

  গ

  Zellweger Syndrome

  ঘ

  Bubble Boy Syndrome
• Which cell organelle covers the plasmodesmata of the cells?
  ক

  Ribosome

  খ

  Nucleus

  গ

  Rough endoplasmic Reticulum

  ঘ

  Smooth endoplasmic reticulum
• What is the chemical formula for rotigaptide?
  ক

  C28H39N7O9

  খ

  C28H39N7O8

  গ

  C28H38N7O9

  ঘ

  C27H39N7O9
• What is the diameter of a gap junction?
  ক

  2.2 – 3 nm

  খ

  3 – 3.2 nm

  গ

  1.2 – 2 nm

  ঘ

  0.2 – 2 nm
• What is the gap junction in nerves called?
  ক

  Chemical synapse

  খ

  Electrical synapse

  গ

  Post synapse

  ঘ

  Pre synapse
• Gap junctions are absent in __________
  ক

  Sperm cells

  খ

  Reproductive cells

  গ

  Cardiac cells

  ঘ

  Brain cells
• How many plasmodesmata are present in a plant cell?
  ক

  10

  খ

  100

  গ

  1000

  ঘ

  5
• Gap junctions are otherwise known as plasmodesmata.
  ক

  True

  খ

  False
• Who discovered plasmodesmata?
  ক

  Strasburger

  খ

  Boveri

  গ

  J Rhodin

  ঘ

  Van Beneden
• What is the radius of the tight junctions?
  ক

  3 Å

  খ

  4 Å

  গ

  5 Å

  ঘ

  6 Å
• Which of the following is the first observed tight junction proteins?
  ক

  Zonula occludens – 1

  খ

  Zonula occludens – β

  গ

  Zonula occludens – A

  ঘ

  Zonula occludens – α
• Leaky epithelium is present in bile ducts.
  ক

  True

  খ

  False
• The endocytosis happens in the apical surface and the exocytosis happens in the basolateral surface.
  ক

  True

  খ

  Fals
• Which of the following protein is present in large amount in tight junctions?
  ক

  Albumin

  খ

  Globulin

  গ

  Claudin

  ঘ

  Elastin
• Which of the following is defined by the tight junctions?
  ক

  Efficiency of drugs

  খ

  Diffusion of drugs

  গ

  Breakdown of drugs

  ঘ

  Absorption of drugs
• Which of the following contains tight junctions?
  ক

  Chordates

  খ

  Arthropods

  গ

  Nematodes

  ঘ

  Molluscs
• Which of the following disease is associated with desmoplakin disorder?
  ক

  Alzheimer

  খ

  Carvajal syndrome

  গ

  Myocardial infarction

  ঘ

  Zellweger syndrome
• Which of the following disease is caused by the mutation of desmosomes?
  ক

  Parkinson’s disease

  খ

  Down’s syndrome

  গ

  Cardiomyopathy

  ঘ

  Bubble Boy Syndrome
• What is macula adhaerens?
  ক

  Adheren junction

  খ

  Plasmodesmata

  গ

  Cadherins

  ঘ

  Desmosomes