Q. Atleast a half of the total $CO_{2}$ fixation on earth is carried out by …A… through …B… . Here A and B refers to
A) A-bryophytes, B-respiration
B) A-algae, B-photosynthesis
C) A-pteridophytes, B-photosynthesis
D) A-fungi, B-respiration
Explanation
Algae plays an important role in carbon dioxide fixation on earth through photosynthesis and increase the level of $O_{2}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.