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Cell Organelles MCQs | Cell Organelles Short Questions & Answers

Questions
41 Most abundant blood cells in the human body are
A WBCs
B RBCs
C Platelets
D Plasma Cells

Answer: RBCs
42 Lock and Key model is also known as
A Template model
B Induced fit model
C Khosland’s Model
D Enzyme-substrate interaction model

Answer: Template model
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43 Which of the following statement is incorrect
A Enzymes are protein in nature
B Enzymes are colloidal in nature
C Enzymes are thermolabile
D Enzymes are inorganic catalyst

Answer: Enzymes are inorganic catalyst

Multiple Choice Questions with Answers on Cell Organelles | EBook

Multiple Choice Questions with Answers on Cell Organelles | EBook

Multiple Choice Questions with Answers on Cell Organelles | EBook

44 Amount of total blood volume in an individual is approximately-
A 50 ml/Kg body weight
B 60 ml/Kg body weight
C 80 ml/Kg body weight
D None of the above

Answer: 80 ml/Kg body weight
45 Haematocrit value is the ratio of
A WBC to plasma
B Platelets to plasma
C RBCs to plasma
D Total blood cells to plasma

Answer: RBCs to plasma
46 Normal amount of plasma protein ranges from
A 2.2-4.3 gm%
B 4.4-6.3 gm%
C 6.4-8.3 gm%
D all of the above

Answer: 2.2-4.3 gm%
47 Which component of protein contribute to maximum percentage to total plasma protein
A Albumin
B Globulin
C Fibrinogen
D Prothrombin

Answer: Albumin
48 Serum does not contain
A Calcium
B Prothrombin
C Factor VIII
D Factor-X

Answer: Calcium
49 In Sickle cell anaemia, the defect lies in which polypeptide
A Alpha chain
B Beta chain
C Gamma chain
D All of the above

Answer: Beta chain
50 Increase in RBC count beyond 10 million per cu mm is known as
A Anisocytosis
B Poikilocytosis
C Polycythemia
D All of the above

Answer: Polycythemia
51 During hypoxia Kidney releases
A Renin
B Renal Erythopoietic factor
C Erythropoietin
D None of the above

Answer: Renal Erythopoietic factor
52 Intrinsic factor is secreted by
A Liver
B Chief cells of stomach
C Parietal cells of stomach
D None of the above

Answer: Parietal cells of stomach
53 Which of the following extrinsic factor is required for maturation of RBCs
A Vit B12
B Folic acid
C Iron
D Both (a) and (b)

Answer: Both (a) and (b)
54 The process by which WBCs squeeze through pores in capillary wall is
A Chemotaxis
B Pinocytosis
C Opsonization
D Diapedesis

Answer: Diapedesis
55 Commonest anaemia in India is
A Pernicious anaemia
B Sickle cell anaemia
C Iron deficiency anaemia
D All of the above

Answer: Iron deficiency anaemia
56 Which of the following statements were true regarding ER
A ER provides structural framework to the cell
B ER acts as intra cellular transporting system
C SER is involved in the synthesis of lipid
D All of the above

Answer: All of the above
57 The term Golgi apparatus was coined by
A Camillo Golgi
B Robert Brown
C Robert Hook
D Benda

Answer: Camillo Golgi
58 In mitochondria cristae act as sites for
A protein synthesis
B phosphorylation of flavoproteins
C breakdown of macromolecules
D Oxidation–reduction reaction

Answer: Oxidation–reduction reaction
59 Mitochondrial inner membrane is rich in which phospholipid
A Phosphatidyl inositol
B Phosphatidyl serine
C Cardiolipin
D All the above

Answer: Cardiolipin
60 Nucleus was first discovered by
A Robert Hook
B Strasburger
C Robert Brown
D None of the above

Answer: Robert Brown

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