种子的胚乳或子叶中贮藏有大量的营养物质,主要是淀粉、蛋白质和脂肪,它属于()组织,我

题型:填空题

问题:

种子的胚乳或子叶中贮藏有大量的营养物质,主要是淀粉、蛋白质和脂肪,它属于()组织,我们食用的粮食和油料主要来自种子些部分。

考点:农学植物学综合试题植物学综合试题题库
题型:填空题

用所给动词的适当形式填空。

1. He usually _____ (get) up early, but he _____ (get) up very late this morning.

2. Tom says he _____ (leave) for Beijing next week if it _____ (not rain).

3. I was doing my homework when the light _____ (go) out.

4. Mr. Smith isn’t in at the moment. He _____ (leave) a moment ago.

5. The students all _____ (stop) talking when the teacher _____ (come) in.

6. He _____ (lose) his pen when he _____ (take) a walk in the park.

7. _____ you _____ (see) a horse with one eye?

8. Li Ping _____ (be) to Taiwan twice.

9. She _____ (lend) them some money several weeks ago. But they _____

(not give) it back.

10. How often _____ Lucy _____ (help) Granny Wang to clean the house?

题型:填空题
手在小提琴上不同位置按弦,主要的目的是为了改变声音的(  )

A.音调

B.音色

C.响度

D.速度

题型:填空题

保真汤1功效与作用

题型:填空题

为确诊,目前应作何种检查:

A.夫妻血型

B.夫妻染色体

C.性激素检查

D.精液检查

E.凝血功能检查

题型:填空题

社会总资本再生产的图式如下:

现假定两大部类的积累率均为25%,为了实现社会总资本扩大再生产,如果第1部类追加资本的资本有机构成(△c:△v)为9:1.那么,第Ⅱ部类追加资本的资本有机构成是()

A.8:1

B.6:1

C.9:1

D.7:1

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