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Question-1
Connecting link between glycolysis and Krebs cycle before pyruvate entering Krebs cycle is changed to
(A)
oxaloacetate
(B)
PEP
(C)
pyruvate
(D)
acetyl CoA
Question-2
At a temperature above 35°C
(A)
rate of photosynthesis will decline earlier than that of respiration
(B)
rate of respiration will decline earlier than that of photosynthesis
(C)
there is no fixed pattern
(D)
both decline simultaneously
Question-3
Link between glycolysis, Krebs cycle and
β
-oxidation of fatty acid or carbohydrate and fat metabolism is
(A)
oxaloacetic acid
(B)
succinic acid
(C)
citric acid
(D)
acetyl CoA
Question-4
R.Q. is ratio of
(A)
CO
2
produced to substrate consumed
(B)
co
2
produced to 0
2
consumed
(C)
oxygen consumed to water produced
(D)
oxygen consumed to CO
2
produced.
Question-5
R.Q. is
(A)
C/N
(B)
N/C
(C)
CO
2
/O
2
(D)
O
2
/CO
2
Question-6
Out of 36 ATP molecules produced per glucose molecule during respiration
(A)
2 are produced outside glycolysis and 34 during respiratory chain
(B)
2 are produced outside mitochondria and 34 inside mitochondria
(C)
2 during glycolysis and 34 during Krebs cycle
(D)
all are formed inside mitochondria. (1992)
Question-7
End product of glycolysis is
(A)
acetyl coA
(B)
pyruvic acid
(C)
glucose 1-phosphate
(D)
fructose 1-phosphate.
Question-8
End products of aerobic respiration are
(A)
sugar and oxygen
(B)
water and energy
(C)
carbon di oxide, water and energy
(D)
carbon dioxide and energy.
Question-9
NADP
+
is reduced to NADPH is
(A)
HMP
(B)
Calvin cycle
(C)
Glycolysis
(D)
EMP
Question-10
Incomplete oxidation of glucose into pyruvic acid with several intermediate steps is known as
(A)
TCA-pathway
(B)
glycolysis
(C)
HMS-pathway
(D)
Krebs cycle
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Plus 2 Biology Science
CBSE
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Plant Reproduction
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Cell Reproduction
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Mendelian & Postmendelian Genetics
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Cell Respiration
Cell Respiration
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Aging And Death
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