Top 250+ Solved Respiration MCQ Questions Answer
Q. In respiration (Manipal 2002)
a. 2 PGAL are formed in glycolysis and none in Krebs cycle
b. 6 PGAL in glycolysis, 3 PGAL in Krebs cycle
c. 8 PGAL in glycolysis, 3 PGAL in Krebs cycle
d. PGAL formation does not occur in respiration.
Q. Glycolysis takes place in (A.F.M.C 2003)
a. All cell
b. Only eukaryotic cells
c. Muscle cells
d. Nerve cells
Q. Which one requires oxygen (AMU. 2003)
a. Fermentation
b. EMP pathway
c. Pentose phosphate pathway
d. None of the above
Q. Mechanism of aerobic respiration was discovered by (A.F.M.C. 2004)
a. Calvin
b. Krebs
c. Pasteur
d. Hatch and Slack
Q. Which of the following is the first step of glycolysis (C.P.M.T. 2004)
a. Conversion of glucose to fructose
b. Dehydrogenation of glucose
c. Breakdown of glucose
d. Phosphorylation of glucose
Q. Which one is an important intermediate formed in all types of respiration (Wardha2005)
a. Acetyl CoA
b. Oxaloacetate
c. Pyruvic acid
d. Tricarboxylic acid
Q. What is RQ of the reaction 2C51H98O6 + 145O2 –– 102CO2 + 98H2O. (Manipal 2005)
a. 0.7
b. l.0
c. l.45
d. l.62
Q. Single turn of citric acid cycle yields (Kerala2005)
a. 2 FADH2, 2 NADH2, 2 ATP
b. 1 FADH2, 2 NADH2, 1 ATP
c. 1 FADH2, 4 NADH2, 1 ATP
d. 1 FADH2, 1 NADH2, 1 ATP
Q. RQ is less than one, if the respiratory substrate is (Manipal 2005)
a. Organic acid
b. Fats and proteins
c. Sucrose
d. Glucose
Q. Enzyme used in conversion of glucose to glucose 6-phosphate is (J.I.PME.R. 2005)
a. Hexokinase
b. Isomerase
c. Phosphokinase
d. Phosphohexokinase
Q. Identify the compound that links glycolysis and Krebs cycle (Karnataka 2005)
a. Oxaloacctate
b. Pyruvic acid
c. Lactic acid
d. Acetyl CoA
Q. F0 base of oxysome is towards : (M.H. 2005)
a. Outer chamber
b. Matrix
c. Inner chamber
d. Both B and C