Question

Which of the statement for C3, C4 and CAM plants fare correct: Option A: Ratio of water loss to CO2 uptake is higher in CAM plants than it is in C3 and C4 plants Option B: Rate of photosynthesis attains maximum rate at lower intracellular CO2 partial pressure in C4 than in C3 plants Option C: Compensation point in C3 plants are always lower than C4 plants Option D: Plants with C4 metabolism need less RUBISCO than C3 to achieve given rate of photosynthesis * 1 point A and B A and C C and D B and D​

Answer 1

Option B is correct in my opinion.