四、請說明土壤中那些微生物與溫室效應氣體有關，並說明其反應機制。（20 分）

⑴異營性硝化作用（heterotrophic nitrification）

⑵載鐵物質（siderophore）

⑶礦化作用（mineralization）

⑷原核生物（prokaryote）

⑸選擇壓力（selective pressure）

⑴ U.N. Office for the Coordination of Humanitarian Affairs chief Stephen O’Brien warned that more than 20 million people face starvation in Yemen, Somalia, South Sudan, and Nigeria, in what he says is the largest humanitarian crisis since 1945. The concurrent famines have a common, disturbing theme: they are man-made, precipitated by conflict and perpetuated by political jockeying.（15 分）

⑵ Generation Z is the demographic cohort after the Millennials. A significant feature of this generation is the widespread usage of the Internet from a young age; the Gen Z-ers are typically thought of as being comfortable with technology, and interacting on social websites for a significant portion of their socializing. They also have a more DIY attitude about job skills, thanks to their love of YouTube how-tos.（15 分）

⑴民眾坐在公共運輸工具的博愛座是否應該讓座？因為當某人看起來沒事，並不表 示他真的沒事。不過，如果你沒病痛，就應該讓座給身障者、懷孕者或年長者， 這是合乎道德且可接受的選擇。（15 分）

⑵陰謀論者常被認為是誇大其辭，但根據多項民意調查和估計，有半數美國公民認 為政府隱瞞有關 911 事件的事實，將近四成民眾相信氣候變遷可能不是真的，甚 至三分之一的人認為政府隱藏外星生物的證據。（15 分）

三、英文作文：（40 分） A new law has gone into effect in Taiwan banning the euthanasia of stray animals. That makes Taiwan the second country in Asia to implement a zero culling policy, following India. Write an English essay of 2 paragraphs: one explains the policy and the other gives your opinion of it with concrete examples.

106年 - 106 高等考試_二級_土壤肥料：土壤微生物與土壤生態研究#65244

104年 - 104 高等考試_二級_土壤肥料：土壤微生物與土壤生態研究#41812

102年 - 102 高等考試_二級_土壤肥料：土壤微生物與土壤生態研究#44021

101年 - 101 高等考試_二級_土壤肥料：土壤微生物與土壤生態研究#44598

100年 - 100 高等考試_二級_土壤肥料：土壤微生物與土壤生態研究#45455

99年 - 99 高等考試_二級_土壤肥料：土壤微生物與土壤生態研究#46364