Top 250+ Solved Respiration MCQ Questions Answer
Q. RQ for glucose carbohydrate is (D.PM.T. 1985, Bih. PMT. 1990, RPMT. 1996, Wardha2001)
a. 1
b. 0.5
c. 2
d. 0.05
Q. An indispensable role in energy metabolism is played by (D.PM.T. 1986)
a. Sodium
b. Phosphorus
c. Calcium
d. Lithium
Q. Which of the following process is used in the conversion of pyruvate to acetyl CoA ?(D.PM.T. 1987; C.PMT 1990, Kerala 2004)
a. Oxidative decarboxylation
b. Oxidative dehydrogenation
c. Oxidative dehydration
d. Oxidative phosphorylation
Q. Both respiration and photosynthesis require (M.P.PM.T. 1989,1993,1996; CPM.T, 1984, 1988, 1989,-B.H.U. 1995;A.FMC 1995)
a. Sunlight
b. Chlorophyll
c. Glucose
d. Cytochromes
Q. In an organism utilising carbohydrates as its source of energy anaerobically, the R.Q. is likely (UPMER 1983)
a. 0.7
b. 0.9
c. l.0
d. Infinity.
Q. In plants energy is produced during the process of (CPMT 1981)
a. Photosynthesi
b. Transpiration
c. Respiration
d. Water absorption
Q. In respiration pyruvic acid is (MPPMT. 1986, 1988)
a. Formed only when oxygen is available
b. One of the products of Krebs cycle
c. Broken down into a two carbon fragment and CO2
d. A result of protlipid breakdown.
Q. Incomplete breakdown of sugars in anaerobic respiration forms(CPM.T. 1984,1988; M.P.P.M.T. 1987,1989)
a. Fructose and water
b. Glucose and CO2
c. Alcohol and CO2
d. Water and CO2
Q. Which of the following is the source of respiration ? (C.P.M.T. 1979)
a. RNA
b. DNA
c. ATP
d. Stored food