1
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Photosynthetic Active Radiation (PAR) has the following range of wavelengths.
A
340-450 nm
B
400-700 nm
C
500-600 nm
D
450-950 nm
2
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Photosynthesis in C4 plants is relatively less limited by atmospheric CO2 levels because
A
effective pumping of CO2 into bundle sheath cells
B
RuBisCo in C4 plants has higher affinity for CO2
C
four carbon acids are the primary intial CO2 fixation products
D
the primary fixation of CO2 is mediated via PEP carboxylase.
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
As compared to a C3-plant, how many additional molecules of ATP are needed for net production of one molecule of hexose sugar by C4-plants?
A
Two
B
Six
C
Twelve
D
Zero
4
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
In C3 plants, the first stable product of photosynthesis during the dark reaction is
A
malic acid
B
oxaloacetic acid
C
3-phosphoglyceric acid
D
phosphoglyceraldehyde.
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