4. 下列何者為地球生物圈的光合作用總量?
(A)淨初級生產力(net primary production)
(B)固碳生產力(carbon fixation production)
(C)總初級生產力(gross primary production)
(D)淨光合生產力(net photosynthetic production)
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統計: A(63), B(14), C(265), D(87), E(0) #2082380
統計: A(63), B(14), C(265), D(87), E(0) #2082380