CBSE
Most effective wavelength of light photosynthesis is :
green
violet
red
yellow
Which one of the following contain agranal chloroplasts?
C3 plants
Succulants
C4 plants
Hydrophytes
Photosynthetic bacteria have :
pigment system I (only one pigment system)
pigment system II
both (a) and (b)
some other type
The number of chlorophyll molecules in a quantasome is
50- 100
200- 250
300- 400
500- 600
Law of limiting factor was given by
Leibig
Blackman
Calvin
Arnon
In CAM plants, CO2 acceptor is
RuBP
PEP
OAA
PGA
The specific character of C4 plants is
bulliform cells
Kranz anatomy
parallel venation
isobilateral leaf
For synthesis of one hexose sugar, how many times Calvin cycle is turned ?
12
2
6
3
Active K+ exchange mechanism for opening and closing of stomata was given by
Darwin
Levit
Scarth
Khorana
C4 plants, synthesis of sugars/final CO2 fixation occurs in:
palisade cells
spongy cells
undifferentiated mesophyll cells
bundle sheath cells