Question
Which of the following characteristics out of I, II and III are exhibited by C4 plants?
I. Kranz anatomy.
II. The product of photosynthesis is oxalo acetic acid.
III. Both PEP carboxylase and ribulose-bis phosphate carboxylase act as carboxylating enzyme.
Choose the correct option.
I and II, but not III
II and III, but not I
I and III, but not II
All of these
Solution
D.
All of these
C4 plants have an alternative CO2 fixation pathway called Hatch and Slack cycle where QAA, a 4C compound is the first stable product. These plants have Kranz anatomy in leaf.
