Botany
Cell - The Unit of Life
MCQ (Single Correct Answer)
Cell Cycle and Cell Division
MCQ (Single Correct Answer)
Sexual Reproduction in Flowering Plants
MCQ (Single Correct Answer)
Microbes in Human Welfare
MCQ (Single Correct Answer)
Anatomy of Flowering Plants
MCQ (Single Correct Answer)
Transport in Plants
MCQ (Single Correct Answer)
Respiration in Plants
MCQ (Single Correct Answer)
Biotechnology: Principles and Processes
MCQ (Single Correct Answer)
Biodiversity and Conservation
MCQ (Single Correct Answer)
Biological Classification
MCQ (Single Correct Answer)
Morphology of Flowering Plants
MCQ (Single Correct Answer)
Photosynthesis in Higher Plants
MCQ (Single Correct Answer)
Principles of Inheritance and Variation
MCQ (Single Correct Answer)
Strategies for Enhancement in Food Production
MCQ (Single Correct Answer)
Biotechnology and It's Applications
MCQ (Single Correct Answer)
Organisms and Populations
MCQ (Single Correct Answer)
Environmental Issues
MCQ (Single Correct Answer)
Zoology
Human Health and Diseases
MCQ (Single Correct Answer)
Body Fluids and Its Circulation
MCQ (Single Correct Answer)
Neural Control and Coordination
MCQ (Single Correct Answer)
Reproduction in Organisms
MCQ (Single Correct Answer)
Structural Organisation in Animals
MCQ (Single Correct Answer)
Excretory Products and Their Elimination
MCQ (Single Correct Answer)
Chemical Coordination and Integration
MCQ (Single Correct Answer)
Human Reproduction
MCQ (Single Correct Answer)
Breathing and Exchange of Gases
MCQ (Single Correct Answer)
1
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
The curve given below shows enzymatic activity in relation to three conditions (pH, temperature and substrate concentration). What do the two axes (x and y) represent?

AIPMT 2011 Prelims Biology - Biomolecules Question 73 English
A
x-axis y-axis
enzymatic activity pH
B
x-axis y-axis
temperature enzyme activity
C
x-axis y-axis
substrate concentration enzymatic activity
D
x-axis y-axis
enzymatic activity temperature
2
AIPMT 2011 Prelims
MCQ (Single Correct Answer)
+4
-1
Which one of the following structural formulae of two organic compounds is correctly identified along with its related function?

AIPMT 2011 Prelims Biology - Biomolecules Question 72 English
A
B : Adenine    -   A nucleotide that makes up nucleic acids
B
A : Triglyceride    -   Major source of energy
C
B : Uracil    -   A component of DNA
D
A : Lecithin    -    A component of cell membrane
3
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.
4
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 70 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
NEET Subjects