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下列可以使光合作用加强的一项是( )A.增加氧气的浓度
下列可以使光合作用加强的一项是( )A.增加氧气的浓度
下列可以使光合作用加强的一项是( )
A.增加氧气的浓度 B.增加二氧化碳的浓度
C.减少氧气的浓度 D.减少二氧化碳的浓度
答案
B
解析:略
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