21.
The first enzyme isolated in cystalline form was A
Catalase
B
Urease
C
Perozidase
D
Amylase
Answer :
Urease
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22.
The site of EMP pathway is cell is A
Peroxisome
B
Cytoplasm
C
Matrix of mitochondria
D
Inner membrane of mitochondria
Answer :
Cytoplasm
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23.
Which of the following is not an intermediate in Kerbs cycle A
Acetic acid
B
Succinyl coenzyme-A
C
Malic acid
D
Citric acid
Answer :
Acetic acid
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24.
Glycolysis is the conversion of A
Glucose to glycogen
B
Glygogen to glucose
C
Glucose to pyruvic acid
D
Glucose to citric acid
Answer :
Glucose to pyruvic acid
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25.
Which of the following accepts terminal electron during aerobic respiration A
Molecular O2
B
Molecular H3 2
C
Molecular CO2
D
Oxidation of NO2
Answer :
Molecular O2
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26.
How many ATP molecules could maximally be generated from one molecule of glucose, if the complete oxidation of one mole of clucose to CO2 and H2 O yields 686 kcal and the useful chemical energyavailable in the high energy phosphate bond of one mole of ATP is 12 Kcal A
57
B
1
C
2
D
30
Answer :
57
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27.
Yeast enzyme which converts glucose into ethyl alcohol is called A
Diastase
B
Invertase
C
Zymase
D
Maltase
Answer :
Zymase
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28.
The correct sequence of electron acceptor in ATP synthesis A
Cyt a, a3 , b, c
B
Cyt b, c, a, a3
C
Cyt b, C3 , a, a3
D
Cyt c, b, a, a3
Answer :
Cyt b, c, a, a3
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29.
How many times CO2 released in aerobic respiration A
One or two
B
Three
C
Six
D
Twelve
Answer :
Three
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30.
In C3 plants the first stable product of photosynthesis is A
Malic acid
B
Oxaloacetic acid
C
Phosphoglyceric acid (PGA)
D
Phosphoglyceraldehyde (PGAL)
Answer :
Phosphoglyceric acid (PGA)
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