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How do green plants fix CO2?(a) Respiration(b) Photosynthesis(c) Fertilization(d) PollinationThis question was posed to me in unit test.This intriguing question comes from Ecosystem Services in chapter Ecosystem of Biology – Class 12

Answer»

Right choice is (b) Photosynthesis

Easiest explanation: Photosynthesis is a process in which producers (green plants) in the presence of CO2, water, SUNLIGHT, and chlorophyll yield energy and oxygen is RELEASED in the FORM of gas. The green plants utilize ATMOSPHERIC CO2 and release O2 which is UTILIZED by other organisms.



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