問題詳情

50. Which of the following is true about the role of farmers in preserving crop variety?
(A) Competing with seed banks.
(B) Providing practical knowledge.
(C) Packaging seeds for research.
(D) Responding to population growth.

參考答案

答案:B
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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