下列哪些是南加州的農業產出高於薩赫勒的正確解釋?
1較有利氣候條件
2較高農業集約度
3較多政府支援政策
2021年中四下學期地理考試溫習
Quiz
•
Geography
•
10th Grade
•
Medium
關頌華Kwan Wah
Used 3+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪些是南加州的農業產出高於薩赫勒的正確解釋?
1較有利氣候條件
2較高農業集約度
3較多政府支援政策
1,2
1,3
2,3
1,2,3
Answer explanation
兩地皆是高溫少雨的氣候
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
長期過度使用化肥會導致
1富養化
2農業產出減少
3土壤退化
1,2
1,3
2,3
1,2,3
Answer explanation
土壤退化是指土壤生產糧食的能量下降,而過度使用化肥會令土壤生物死亡, 土壤結構受破壞
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪些是研發基因改造糧食的有利條件?
1國際合作
2充足資金
3先進科技
1
3
1,2
2,3
Answer explanation
基因改造是沒有國際合作的, 因為國家要投入大量資金去研發該科技, 成功發明後一定會申請專利權,以保證收益
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪一項可能不是可持續的耕作方法?
輪耕
旱耕
間種
等高耕作
Answer explanation
旱耕法包括只作淺層翻土, 種植抗旱作物等方法去適應乾旱環境的方法,未能達到對社會/經濟的好處
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪些是欠發達國家出現饑荒的可能原因?
1低科技水平
2易受自然災害影響
3大量輸出糧食作物
1,2
1,3
2,3
1,2,3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪些因素可能妨礙薩赫勒內的農業活動?
1內戰頻仍
2政府政策不濟
3科技水平低
1,2
1,3
2,3
1,2,3
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列哪些是有機耕作的特徵?
1生產成本低
2不使用化學品
3污染較少
1,2
1,3
2,3
1,2,3
Answer explanation
有機耕作需要較多勞動力進行農務, 例如處理有機肥/除雜草等工作, 需要聘用較多勞工, 勞工成本較高
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