Which of the following statement best support the fact that photorespiration commonly occurs in C 3 plants?

Question

Which of the following statement best support the fact that photorespiration commonly occurs in C 3 plants? (A) C 3 plants don't possess Kranz anatomy. (B) C 3 plants usually have high CO 2 compensation species. (C) C 3 plants are less efficient in photosynthesis. (D) C 3 plants are characterized by RuBP oxygenase activity under high oxygen supply.

Tardigrade Admin · Accepted Answer

Photorespiration ( C 2 cycle) is enhanced by bright light, high temperature, high oxygen and low CO 2 concentration. In C 3 plants, RuBisCO, acts as ribulose biphosphate oxygenase under low atmospheric concentration of C 2 and increased concentration of O 2.

Q. Which of the following statement best support the fact that photorespiration commonly occurs in $C_{3}$ plants?

$C_{3}$ plants don't possess Kranz anatomy.

$C_{3}$ plants usually have high $C O_{2}$ compensation species.

$C_{3}$ plants are less efficient in photosynthesis.

$C_{3}$ plants are characterized by $R u BP$ oxygenase activity under high oxygen supply.

Photorespiration ( $C_{2}$ cycle) is enhanced by bright light, high temperature, high oxygen and low $C O_{2}$ concentration. In $C_{3}$ plants, RuBisCO, acts as ribulose biphosphate oxygenase under low atmospheric concentration of $C_{2}$ and increased concentration of $O_{2}$ .

Q. Which of the following statement best support the fact that photorespiration commonly occurs in C3​ plants?

C3​ plants don't possess Kranz anatomy.

C3​ plants usually have high CO2​ compensation species.

C3​ plants are less efficient in photosynthesis.

C3​ plants are characterized by RuBP oxygenase activity under high oxygen supply.