【題目】讀下圖“我國(guó)局部地區(qū)等高線示意圖”,完成下列問(wèn)題。

(1)A省區(qū)的主體民族是 。

(2)B是 (地形區(qū)的名稱(chēng)),判斷依據(jù)是 。

(3)圖中流經(jīng)C地形區(qū)的河流干流典型的水文特征是

(4)C地形區(qū)最突出的生態(tài)問(wèn)題是 ,分析其對(duì)本區(qū)和下游地區(qū)造成的危害 是

【答案】(1)蒙古族 (2)華北平原 經(jīng)緯度位置或海拔高度在200米以下 (3)含沙量大 (4)水土流失嚴(yán)重 本區(qū)地表肥沃土壤流失,河流含沙量劇增;淤塞下游河床、水庫(kù)(或下游形成地上河),易產(chǎn)生洪澇災(zāi)害。

【解析】(1)由圖可知,A省區(qū)是內(nèi)蒙古自治區(qū),這里的主體民族是蒙古族。

(2)B是華北平原,從經(jīng)緯度位置或海拔高度在200米以下可判斷出。

(3)圖中流經(jīng)C地形區(qū)的河流干流典型的水文特征是含沙量大,因?yàn)檫@里流經(jīng)水土流失嚴(yán)重的黃土高原。

(4)C地形區(qū)是黃土高原,最突出的生態(tài)問(wèn)題是水土流失嚴(yán)重,對(duì)本區(qū)和下游地區(qū)造成的危害有本區(qū)地表肥沃土壤流失,河流含沙量劇增;淤塞下游河床、水庫(kù),易產(chǎn)生洪澇災(zāi)害。

練習(xí)冊(cè)系列答案
相關(guān)習(xí)題

科目:初中地理 來(lái)源: 題型:

【題目】青藏高原被稱(chēng)為世界屋脊。 ( )

查看答案和解析>>

科目:初中地理 來(lái)源: 題型:

【題目】讀“我國(guó)東部沿海的地區(qū)圖”,回答:

(1)寫(xiě)出圖中字母代表的我國(guó)最大海洋漁場(chǎng)和當(dāng)前重點(diǎn)開(kāi)發(fā)區(qū)的名稱(chēng):

A:________漁場(chǎng);B:________ 重點(diǎn)開(kāi)發(fā)區(qū);C:________重點(diǎn)開(kāi)發(fā)區(qū);D:________重點(diǎn)開(kāi)發(fā)區(qū).

(2)圖中A處形成我國(guó)最大海洋漁場(chǎng)的原因________

(3)比較B、C兩重點(diǎn)開(kāi)發(fā)區(qū)發(fā)展鋼鐵工業(yè)的優(yōu)勢(shì)和不利因素.

(4)結(jié)合D重點(diǎn)開(kāi)發(fā)區(qū)的氣候、草場(chǎng)和海洋等方面的資源優(yōu)勢(shì),確定當(dāng)前及今后開(kāi)發(fā)重點(diǎn),應(yīng)在本區(qū)建成哪些農(nóng)業(yè)生產(chǎn)基地?

查看答案和解析>>

科目:初中地理 來(lái)源: 題型:

【題目】我國(guó)北方地區(qū)與南方地區(qū)的分界線是( )

A. 秦嶺——淮河一線 B. 長(zhǎng)城 C. 太行山 D. 賀蘭山

查看答案和解析>>

科目:初中地理 來(lái)源: 題型:

【題目】讀圖,回下題。

(1)如圖四地中,有可能觀賞“午夜太陽(yáng)”景色的是( 。
A.①
B.②
C.③
D.④
(2)關(guān)于圖中③地的敘述,正確的是( 。
A.有陽(yáng)光直射現(xiàn)象
B.地處低緯度地帶
C.位于北半球和東半球
D.地處南溫帶地區(qū)

查看答案和解析>>

科目:初中地理 來(lái)源: 題型:

【題目】河南省位于四大地理區(qū)域中的( )

A. 北方地區(qū) B. 南方地區(qū)C.西北地區(qū) D.青藏地區(qū)

查看答案和解析>>

科目:初中地理 來(lái)源: 題型:

【題目】

What will you do with an old calendar. Throw it away? A student band from Beijing No. 5 Middle School can use it as a paper music instrument.

On the evening of 12 August 15 students of the band gave a successful show in a theatre in Finland. All their instruments were made _______ materials (材料) like old calendars and_______ rackets(球拍). "We try to play beautiful music' and_______ on the eco-friendly concept (環(huán)保概念)," said Dai Yixin, the teacher of the band.

Chen Shanshan, 13, played her self-made Hawaiian guitar at the show. The guitar is made of a big wood pile(木樁). She_______ it in a building site.

"It's a good material to make a guitar," said Chen. "But the noise is a big_______ Chen tried to change its inner construction (內(nèi)部結(jié)構(gòu)) to make the noise as_______ as possible. After hundreds of _______ , the guitar finally tuned to a beautiful sound.

Tao gingxiao, 14, got his Chinese lute (琵琶) from an old tennis racket. When he joined the band, Tang didn't know_______ to play the lute at all. And it was only one month _______ the upcoming show in Finland.

Day and night, Tao practised playing________ he was free. After hard training, he finally could play the lute well.

"When people applauded (鼓掌) for us, I was amazed by my recycled-material instrument," Tang said.

1A. up of B. into C. from D. out of

2A. repaired B. broken C. fixed D. polluted

3A. take B. make C. put D. pass

4A. sold B. discovered C. made D. produced

5A. idea B. music C. problem D. object

6A. loud B. much C. low D. high

7A. results B. inventions C. instructions D. tests

8A. how B. what C. why D. where

9A. after B. until C. since D. before

10A. whenever B. because C. whatever D. unless

查看答案和解析>>

科目:初中地理 來(lái)源: 題型:

【題目】讀經(jīng)緯網(wǎng)示意圖,回答問(wèn)題.

(1)咸蛋超人住在 (20°W,23.5°S),有一天他想拜訪住在地球另一端的面包超人,并決定“遁地”前去,于是他從家中鉆入地底,始終保持直線前進(jìn)并穿過(guò)地心到面包超人家.請(qǐng)你判斷面包超人家的具體位置( 。
A.20°W,23.5°S
B.160°W,23.5°S
C.160°E,66.5°N
D.160°E,23.5°N
(2)圖中E點(diǎn)位于F點(diǎn)什么方向( 。
A.東北
B.西北
C.西南
D.東南
(3)假如小明站在丙點(diǎn)位置上,則小明現(xiàn)在位于( 。
A.北半球
B.南半球
C.東半球
D.西半球

查看答案和解析>>

科目:初中地理 來(lái)源: 題型:

【題目】“人間四月芳菲盡,山寺桃花始盛開(kāi)”,分析造成此詩(shī)句中景觀差異的原因
A.緯度位置因素
B.海陸位置因素
C.地形因素
D.海陸熱力差異因素

查看答案和解析>>

同步練習(xí)冊(cè)答案