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MCQs

Total Questions : 137 | Page 6 of 14 pages
Question 51. Which of the following is INCORRECT evidence to support the endosymbiotic theory?
  1.    Mitochondria are self-repeating bodies like microscopic organisms
  2.    Mitochondria have their own particular DNA
  3.    Mitochondrial ribosomes, and enzymes are similar to the bacteria
  4.    Mitochondria and bacteria differ in size
 Discuss Question
Answer: Option D. -> Mitochondria and bacteria differ in size
Answer: (d).Mitochondria and bacteria differ in size
Question 52. Which of the following is responsible for pigment synthesis and storage?
  1.    Leucoplast
  2.    Chloroplast
  3.    Chromoplast
  4.    Etioplast
 Discuss Question
Answer: Option C. -> Chromoplast
Answer: (c).Chromoplast
Question 53. Name the organelle which is used for aerobic respiration and ATP synthesis in Entamoeba histolytica.
  1.    Hydrogenosome
  2.    Mitochondria
  3.    Mitosome
  4.    Peroxisome
 Discuss Question
Answer: Option C. -> Mitosome
Answer: (c).Mitosome
Question 54. Which of these are not from plastid family?
  1.    Chloroplast
  2.    Tonoplast
  3.    Chromoplast
  4.    Leucoplast
 Discuss Question
Answer: Option B. -> Tonoplast
Answer: (b).Tonoplast
Question 55. Which class of leucoplast is responsible for fat storage?
  1.    Amyloplast
  2.    Proteinoplasts
  3.    Aleuroplasts
  4.    Elaioplasts
 Discuss Question
Answer: Option D. -> Elaioplasts
Answer: (d).Elaioplasts
Question 56. Name the cells which lost their control of the regulated division, differentiation, and apoptosis?
  1.    Tumor cell
  2.    Immune cell
  3.    Platelets
  4.    Stem cells
 Discuss Question
Answer: Option A. -> Tumor cell
Answer: (a).Tumor cell
Question 57. What is the origin of the cancerous cells?
  1.    Monoclonal
  2.    Polyclonal
  3.    Stem cells
  4.    Mesodermal cells
 Discuss Question
Answer: Option A. -> Monoclonal
Answer: (a).Monoclonal
Question 58. All tumor cells are cancerous cells.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 59. Which of the following is NOT the type of cancer?
  1.    Carcinomas
  2.    Sarcomas
  3.    Leukemia
  4.    Caspases
 Discuss Question
Answer: Option D. -> Caspases
Answer: (d).Caspases
Question 60. Name the process by which a malignant cell spread throughout normal cells?
  1.    Transformation
  2.    Metastasis
  3.    Invasiveness
  4.    Progression
 Discuss Question
Answer: Option C. -> Invasiveness
Answer: (c).Invasiveness

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