贮藏水果和粮食时,充加CO2或抽掉空气,能延长贮藏时间,主要是由于()。 A.抑制有

题型:单项选择题

问题:

贮藏水果和粮食时,充加CO2或抽掉空气,能延长贮藏时间,主要是由于()。

A.抑制有氧呼吸

B.促进有氧呼吸

C.抑制无氧呼吸

D.促进无氧呼吸

考点:高中生物呼吸作用呼吸作用题库
题型:单项选择题

阅读短文,判断正(T)误(F)。

     Where would you like to go during your holiday (假期)? Many people like to go to Japan (日本). This

month about 10,000 Chinese go on trips to Japan. Why do Chinese like going on trips to Japan? Because

the trips to the country are cheaper. Japan's many scenic spots lie near. (日本大部分风景区很集中) They

can go to a lot of scenic spots in a short time. And some Chinese like Japanese food. They say,"Japanese

food is more delicious than Western food." Some people say, there are many Chinese Words in Japanese.

It is easier on trips to Japan.

( ) 1. All Chinese like to go to Japan because they don't need much money to go there.

( ) 2. Japanese say Japanese food is more delicious than Western food.

( ) 3. It is easier for some Chinese to travel (旅行) in Japan because there are many Chinese words in

            Japanese.

题型:单项选择题

下列属于作风问题的是()

A.有的楼堂馆所穿上‚创业大厦‛、‚研发中心‛等马甲 

B.以培训为名行游山玩水之实 

C.有的干部红白喜事不请客但收礼 

D.以上都是

题型:单项选择题

患者血压增高,体检发现上腹部有血管杂音,可能是何种继发性高血压

A.嗜铬细胞瘤
B.肾动脉狭窄
C.慢性肾炎
D.原发性醛固酮增多症
E.库兴病

题型:单项选择题

支柱负载计算一般以()时为计算条件。

(A)最低温度

(B)最高温度

(C)最大风速

(D)最大覆冰

题型:单项选择题

当桥梁构件的某局部因采用的比例尺寸过小,而未能在构件结构图中表达清楚时,可将该局部用较大比例画出,这种图称为()。

A、大样图

B、局部图

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