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Question : Select the correct statements about CO_(2) in photosynthesis :

Answer»

Rate of photosynthesis decreases with increase in `CO_(2)` conc. upto 0.50%
Green HOUSE crops (`C_(3)` plants) SHOW `CO_(2)` fertilization effect
Atmospheric `CO_(2)` is rarely limiting factor for `C_(3)` plants
High conc. of `CO_(2)`in `C_(3)` plants causes photorespiration

Answer :B


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