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Quiz 11
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Q.1
Which component of ETC is not protein? … [ Har. PMT 1994]
0%
a) Cytochrome
0%
b) Ubiquinone
0%
c) Cytochrome oxidase
0%
d) All the above
Explanation
Answer : (b)
Q.2
Number of ATP produced from one pyruvic acid during conversion of acetyl CoA is … … [ MPPMT 1996]
0%
a) 3
0%
b) 5
0%
c) 8
0%
d) 15
Explanation
Answer : (a)
Q.3
Select the correct match for the following a) Net ATP produced in glycolysis b) Positive Benedict’s test c) Genes unable to express in presence of their alleles d) A character controlled by many genes … ..[ Har P.M.T. 2002]
0%
a) 36, glucose, recessive, polygenic
0%
b) 8, glucose, recessive, polygenic
0%
c) 32, glucose, recessive, polygenic
0%
d) 18, glucose, recessive, polygenic
Explanation
Answer : (b)
Q.4
Ethanol is formed from acetaldehyde by an enzyme called … ..[ Odisha 2003]
0%
a) Lactate dehydrogenase
0%
b) Pyruvate kinase
0%
c) Alcohol dehydrogenase
0%
d) Pyruvate decarboxylase
Explanation
Answer : (c)
Q.5
Which of the following is formed from phosphorylation .. ..[ AMU 1990]
0%
a) Fructose 1,6-biphosphate
0%
b) Phosphoglyceric acid
0%
c) PEP
0%
d) Pyruvic acid
Explanation
Answer : (a)
Q.6
One NADPH2 /NADPH2 yields … .. [ AFMC 2004]
0%
a) 2 ATP
0%
b) 3ATP
0%
c) 12 ATP
0%
d) 6 ATP
Explanation
Answer : (b)
Q.7
The net gain of energy from one gram mole of glucose during aerobic respiration is … .. [ BHU 2007]
0%
a) 2ATP
0%
b) 4 ATP
0%
c) 38 ATP
0%
d) 40 ATP
Explanation
Answer : (c)
Q.8
Oxidative phosphorylation occurs during … … { MPPMT 1994]
0%
a) Transpiration
0%
b) Respiration
0%
c) Protein synthesis
0%
d) Nitrogen metabolism
Explanation
Answer : (b)
Q.9
Number of ATP molecules which can be built on complete oxidation of pyruvic acid is … [ BHU 1994]
0%
a) 6
0%
b) 2
0%
c) 15
0%
d) 30
Explanation
Answer : (c)
Q.10
What is produced when succinyl CoA is changed to succinate? … .. [ JIPMER 1996]
0%
a) ATP
0%
b) GTP
0%
c) CTP
0%
d) ATP in plants and GTP in animals
Explanation
Answer : (d)
Q.11
Match the following … [ KCET 1999]
a) H
+
, OH
-
p) Glycolysis
b) Pyruvic acid
q) Alcoholic fermentation
c) C
2
H
5
OH, CO
2
r)Chemosynthesis
- - - -
s) Photolysis of water
0%
a) a – s, b – q, c – p
0%
b) a-s, b – r, c – p
0%
c) a –s, b- p, c – q
0%
d) a – s, b – r, c – q
Explanation
Answer : (c)
Q.12
Glycolysis takes place in … ..[ AFMC 2003]
0%
a) All cells
0%
b) Only eukaryotic cells
0%
c) Muscle cells
0%
d) Nerve cells
Explanation
Answer : (a)
Q.13
Ganong’s respiroscope is employed for demonstrating … ..[ KECT 2004]
0%
a) Heat during respiration
0%
b) CO2 during aerobic respiration
0%
c) CO2 during fermentation
0%
d) Evolution of oxygen during photosynthesis
Explanation
Answer : (b)
Q.14
An enzyme not used in Krebs cycle is … ..[ WB 2007]
0%
a) Aconitase
0%
b) Decarboxylase
0%
c) Gumarase
0%
d) Aldolase
Explanation
Answer : (d)
Q.15
Pyruvic acid formed during glycolysis is oxidized to CO2 and H2O in … …. [ JKCMEE 2008]
0%
a) Calvin cycle
0%
b) Hill reaction
0%
c) Krebs cycle
0%
d) Nitrogen cycle
Explanation
Answer : (c)
Q.16
Ferrodoxin contains … ..[ Har PMT 2005]
0%
a) Mg
0%
b) Co
0%
c) Iron
0%
d) Nitrate
Explanation
Answer : (c)
Q.17
In aerobic respiration one glucose produces … ..[ MHRCET 2002]
0%
a) 8 NADH + 2FADH2 + 2ATP
0%
b) 12NADH + 2FADH2 + 38 ATP
0%
c) 12NADH + 30 ATP + H2O
0%
d) 10 NADH + 2FADH2 + 2ATP + 2TP
Explanation
Answer : (d)
Q.18
Pick the reaction of glycolysis where a water molecule is removed .. … [ kerala 2008]
0%
a) 2-phosphoglycerate → PEP
0%
b) PEP → Pyruvic acid
0%
c) Glucose → Glucose 6-phosphate
0%
d) Fructose 6-phosphate → Fructose 1, 6-biphosphate
Explanation
Answer : (a)
Q.19
Which one yields the maximum energy? …[ RPMT 1996]
0%
a) Krebs cycle
0%
b) Anaerobic respiration
0%
c) Glycolysis
0%
d) Aerobic respiration
Explanation
Answer : (d)
Q.20
Electron transport requires .. … [EAMCET 1999]
0%
a) Cytochroms
0%
b) Phytochrome
0%
c) Enzymes
0%
d) Hormones
Explanation
Answer : (a)
Q.21
Both respiration and photosynthesis require … [ BHU 1995]
0%
a) Sunlight
0%
b) Chlorophyll
0%
c) Glucose
0%
d) Cytochromes
Explanation
Answer : (d)
Q.22
ron porphyrin occurs in .. ..[ BHU 2001]
0%
a) Anthocyanin
0%
b) Phytochrome
0%
c) Cytochrome
0%
d) FAD
Explanation
Answer : (c)
Q.23
During strenuous exercise, glucose is changed into … …[ BHU 2008]
0%
a) Starch
0%
b) Glycogen
0%
c) Lactic acid
0%
d) Pyruvic acid
Explanation
Answer : (c)
Q.24
RQ of protein is … .. [ HPPMT 2011]
0%
a) 0.7
0%
b) 1.0
0%
c) 0.9
0%
d) More than one
Explanation
Answer : (c)
Q.25
Which of the following is a biological uncoupler of oxidative phosphorylation … [ CET Chd. 2010]
0%
a) Thermogenin
0%
b) 2, 4-Dichlorophenoxyacetic acid
0%
c) 2, 4 –Dinitrophenol
0%
d) Ethylene diaminotetra-acetic acid
Explanation
Answer : (a)
Q.26
How many ATP molecules can be produced through oxidative phosphorylation of 2NADH2 and 3FADH2 .. ..[ Guj CET 2010]
0%
a) 15
0%
b) 24
0%
c) 6
0%
d) 12
Explanation
Answer : (d)
Q.27
Match the column … … [ KCET 2009]
a) Oxaloacetate
p) 6C compound
b) Phosphoglyceraldehyde
q) 5C compound
c)Isocitrate
r) 4C compound
d) α-ketoglutarate
s)2C compound
- - - -
t) 1C compound
0%
a) a – s , b – t, c – q, d – r
0%
b) a – r, b – t, c –p, d – q
0%
c) a – r, b –s, c – p, d – q
0%
d) a-q, b – s, c- p, d- t
Explanation
Answer : (c)
Q.28
Lactic acid fermentation does not produce ….. [ AIIMS 1996]
0%
a) ATP
0%
b) CO2 and NADH
0%
c) CO2
0%
d) NADH
Explanation
Answer : (b)
Q.29
ofactor required for formation of acetyl CoA is …. [ RPMT 1998]
0%
a) TPP
0%
b) Lipoic acid
0%
c) Mg2+, CoA
0%
d) All the above
Explanation
Answer : (d)
Q.30
Citric acid cycle is the alternate name of .. .. [ WB 2009]
0%
a) HMP shunt
0%
b) Glycolysis
0%
c) TCA cycle
0%
d) Calvin cycle
Explanation
Answer : (c)
0 h : 0 m : 1 s
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