A plant in your garden avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynthesis at high temperatures and has improved efficiency of nitrogen utilisation. In which of the following physiological groups would you assign this plant?
C3
C4
CAM
Nitrogen fixer
As discussed in
Hatch Slack pathway -
Regular mode of CO2 fixation in number of tropical plants. First product is 4-carbon compound, hence, known as C4.
- wherein
In pathway, photorespiration is negligible and rate of photosynthesis is increased at higher temperature.
Option 1)
C3
Incorrect option
Option 2)
C4
Correct option
Option 3)
CAM
Incorrect option
Option 4)
Nitrogen fixer
Incorrect option