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MCQs

Total Questions : 178 | Page 9 of 18 pages
Question 81. Largest gland in body is
  1.    stomach
  2.    large intestine
  3.    liver
  4.    pituitary gland
 Discuss Question
Answer: Option C. -> liver
Answer: (c).liver
Question 82. At a pH 7 to 4.5, the activity of amylase
  1.    stops
  2.    slows
  3.    expedites
  4.    ends
 Discuss Question
Answer: Option B. -> slows
Answer: (b).slows
Question 83. The organ of the left side of the abdominal cavity is called
  1.    sphincter muscle
  2.    liver
  3.    stomach
  4.    diaphragm
 Discuss Question
Answer: Option C. -> stomach
Answer: (c).stomach
Question 84. Small intestine is attached to dorsal body through
  1.    villi
  2.    agglutination
  3.    lymphatics
  4.    mesenteries
 Discuss Question
Answer: Option D. -> mesenteries
Answer: (d).mesenteries
Question 85. Pyloric sphincter helps in
  1.    transporting food for storage
  2.    egestion
  3.    transporting food from stomach to small intestine
  4.    excretion
 Discuss Question
Answer: Option C. -> transporting food from stomach to small intestine
Answer: (c).transporting food from stomach to small intestine
Question 86. Enzymes do not change the
  1.    conc. of reactants
  2.    conc. of products
  3.    Keq
  4.    both a and b
 Discuss Question
Answer: Option C. -> Keq
Answer: (c).Keq
Question 87. Catalysts that increase the rate of biological chemical reaction are called as
  1.    proteins
  2.    vitamins
  3.    minerals
  4.    enzymes
 Discuss Question
Answer: Option D. -> enzymes
Answer: (d).enzymes
Question 88. The substrate binds to specific region of enzyme called
  1.    key
  2.    active site
  3.    hyperactive site
  4.    none of above
 Discuss Question
Answer: Option B. -> active site
Answer: (b).active site
Question 89. The equilibrium constant is related to Gibb's free energy change for the reaction as
  1.    ΔG° = -RTlnK°
  2.    K = ΔGlnRT
  3.    K = ΔG - ΔH
  4.    none of above
 Discuss Question
Answer: Option A. -> ΔG° = -RTlnK°
Answer: (a).ΔG° = -RTlnK°
Question 90. In enzyme catalytic reaction the substrate is first converted to a high energy state called
  1.    transition state
  2.    high energy state
  3.    breaking point
  4.    none of above
 Discuss Question
Answer: Option A. -> transition state
Answer: (a).transition state

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