
B02重建古氣候的材料與方法2

Quiz
•
Science
•
9th - 12th Grade
•
Medium
光正 王
Used 25+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下列何種線索較無法提供古氣候的資訊?
沈積岩中化石的種類
冰磧石的發現
湖泊中的花粉沈積物
岩脈中的古地磁紀錄
石筍中氧18和氧16的比值
Answer explanation
古地磁紀錄僅能大致推測年代
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
深海中常無法找到完整的碳酸鈣生物殼體,其原因是?
深海的生物較少
深海生物的殼體非碳酸鈣構成
碳酸鈣在深海的溶解度較高
海中生物死亡後,其殼體易溶於表層高溫的海水中
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
湖泊沈積物中,當有機質較高時,顏色會較偏 A 色,同時也代表氣候是較 B 時期的沈積。請問A.B各應填入何詞較洽當?
A淺 B暖濕
A深 B暖濕
A淺 B乾冷
A深 B乾冷
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
石筍中所紀錄的古氣候概況,通常是分析石筍中的何種線索得到的?
放射性同位素如C14
穩定同位素如C13
內含化石種類
碳酸鈣的多寡
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
研究珊瑚化石較無法得知下列何種資訊?
古海平面的高度
古赤道的位置
古海水溫度
地球大氣成分的演變
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
極地冰層中O18和O16比值較小的時期代表全球的氣溫較為 A ,同時該時期的底棲性有孔蟲殼體中O18和O16比值會較 B 。請問A、B應填何詞較洽當?
A溫暖 B大
A寒冷 B大
A溫暖 B小
A寒冷 B小
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
研究極地冰層採集的冰芯,不太可能獲得下列何種資訊?
古氣溫
古大氣成分
古砂塵暴發生年代
古火山噴發年代
古隕石撞擊地球年代
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