33. Which of the following is present in angiosperms but NOT in gymnosperms?
(A) Seeds
(B) Pollen
(C) Ovaries
(D) Ovules
(E) Vascular tissue
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統計: A(5), B(4), C(25), D(7), E(0) #3429712
統計: A(5), B(4), C(25), D(7), E(0) #3429712
詳解 (共 2 筆)
#7371575
.被子植物有子房,相對的,裸子植物不具有子房,故其胚珠暴露沒有被保護
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