### Question Asked by a Student from EXXAMM.com Team

Q 1773178946.
AIIMS 2010

Assertion : Due to pollution, the atmospheric concentration of CO_2 is increasing which will be harmful to C_4 plants whereas productive for C_3 plants.

Reason : C_4 plants have greater efficiency for CO_2 and CO_2 is fixed by PEP oxygenase.

A Both A and R individually true and R is the correct explanation of A
B Both A and R are individually true but R is not the correct explanation of A
C A is true but R is false
D A is false but R is true

#### HINT

(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

#### Access free resources including

• 100% free video lectures with detailed notes and examples
• Previous Year Papers
• Mock Tests
• Practices question categorized in topics and 4 levels with detailed solutions
• Syllabus & Pattern Analysis