1
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
The correct floral formula of soyabean is
A
AIPMT 2010 Mains Biology - Morphology of Flowering Plants Question 24 English Option 1
B
AIPMT 2010 Mains Biology - Morphology of Flowering Plants Question 24 English Option 2
C
AIPMT 2010 Mains Biology - Morphology of Flowering Plants Question 24 English Option 3
D
AIPMT 2010 Mains Biology - Morphology of Flowering Plants Question 24 English Option 4
2
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
Three of the following statements about enzymes are correct and one is wrong. Which one is wrong?
A
Enzymes require optimum pH for maximal activity.
B
Enzymes are denaturated at high temperature but in certain exceptional organisms they are effective even at temperatures 80o - 90oC.
C
Enzymes are highly specific.
D
Most enzymes are proteins but some are lipids.
3
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
The figure given below shows the conversion of a substate into product by an enzyme. In which one of the four options (a-d) the components of reaction labelled as A, B, C and D are identified correctly?

AIPMT 2010 Mains Biology - Biomolecules Question 52 English
A
A B C D
Potential
energy
Transition
state
Activation
energy
Activation energy
with out enzyme
B
A B C D
Transition
state
Potential
energy
Activation energy
without enzyme
Activation energy
with enzyme
C
A B C D
Potential
energy
Transition
state
Activation energy
with enzyme
Activation energy
without enzyme
D
A B C D
Activation energy
with enzyme
Transition
state
Activation energy
without enzyme
Potential
energy
4
AIPMT 2010 Mains
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Leguminous plants are able to fix atmospheric nitrogen through the process of symbiotic nitrogen through the process of symbiotic nitrogen fixation. which one of the following statements is not correct during this process of nitrogen fixation?
A
Leghaemoglobin scavenges oxygen and is pinkish in colour.
B
Nodules act as sites for nitrogen fixation.
C
The enzyme nitrogenase catalyses the conversion of atmospheric N2 to NH3
D
Nitrogenase is insensitive to oxygen.
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