【題目】材料分析題。
材料1:中國(guó)科學(xué)工作者在喜馬拉雅山考察時(shí)發(fā)現(xiàn)有魚、海螺、海藻等海洋生物的化石。
材料2:在我國(guó)東部海域的海底,人們發(fā)現(xiàn)了古河道及水井等人類活動(dòng)的遺跡。
材料3:歐洲的荷蘭是世界著名的“低地國(guó)”,全國(guó)1/4的陸地低于海平面,但是國(guó)土面積在過(guò)去的百年中不斷擴(kuò)大。
(1)材料1說(shuō)明喜馬拉雅山區(qū)在地質(zhì)時(shí)期曾經(jīng)是。造成這種海陸變遷的原因是
(2)材料2說(shuō)明我國(guó)東部海底大陸架在地質(zhì)時(shí)期曾經(jīng)為。造成這種海路變遷的原因是
(3)材料3說(shuō)明活動(dòng)可以引起海路變遷。

【答案】
(1)海洋;地殼運(yùn)動(dòng)
(2)陸地;海平面上升
(3)人類
【解析】讀材料分析可知:(1)材料1說(shuō)明喜馬拉雅山區(qū)在地質(zhì)時(shí)期曾經(jīng)是海洋。造成這種海陸變遷的原因是地殼運(yùn)動(dòng)。(2)材料2說(shuō)明我國(guó)東部海底大陸架在地質(zhì)時(shí)期曾經(jīng)為陸地。造成這種海路變遷的原因是海平面上升。(3)氣候、災(zāi)害和人類活動(dòng),如暴雨沖刷、填海造陸等,也會(huì)引起海陸的變化;材料3說(shuō)明人類活動(dòng)可以引起海路變遷。
所以答案是:(1)海洋;地殼運(yùn)動(dòng);(2)陸地;海平面上升;(3)人類。

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