单位和个人能否向境外提供种质资源?

题型:问答题 简答题

问题:

单位和个人能否向境外提供种质资源?

考点:农业技术指导员种子法种子法题库
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Do you like going to a zoo to see ____1___? How about ____2___ a zoo and feeding the animals yourself? It's not a joke. It happened both in a film and in the ____3___.
Benjamin Mee is a newspaper writer in Los Angeles, the US. His wife dies and he has to ____4___ his two young kids. Hoping for a fresh start for his family. Mee ____5____ his job and buys an old house on 73000 square meters ____6___ the city. The land comes with a special gift: a zoo in the country called the Rosemoor Animal Park!
The zoo was ____7___ because of the economy crisis (经济危机). With ____8___ raising them, about 200 animals are still living there.
The Mee family decide to help reopen the zoo. But it's not an easy job ____9___ they have no experience and little money. There are also unexpected ____10___, such as a bear running away one day.
This is the story of American movie We Bought a Zoo. It tells the real amazing story of Benjamin Mee.
小题1:
A.tigersB.lionsC.animalsD.birds
小题2:
A.buyingB.visitingC.buildingD.renting
小题3:
A.story bookB.international website
C.TV programD.real world
小题4:
A.look forB.look afterC.look upD.look at
小题5:
A.findsB.getsC.quitsD.loses
小题6:
A.outsideB.insideC.behindD.before
小题7:
A.openedB.closedC.watchedD.rebuilt
小题8:
A.engineersB.nursesC.doctorsD.zookeepers
小题9:
A.sinceB.thoughC.whetherD.however
小题10:
A.surprisesB.joysC.problemsD.excitement
题型:问答题 简答题

用长为:5cm、6cm、7cm的三条线段围成三角形的事件是[ ]

A、随机事件

B、必然事件

C、不可能事件

D、以上都不是

题型:问答题 简答题

如图所示,圆环a和圆环b的半径之比为2:1,两环用同样粗细、同种材料制成的导线连成闭合回路,连接两环的导线电阻不计,匀强磁场的磁感应强度变化率恒定.则在a、b环分别单独置于磁场中的两种情况下,M、N两点的电势差之比为(  )

A.4:1

B.1:4

C.2:1

D.1:2

题型:问答题 简答题

焊接结构件划线不存在借料问题。

题型:问答题 简答题

洗胃时每次注入的洗胃液的量常为

A.700~800ml
B.100~150ml
C.500~600ml
D.300~500ml
E.200~300ml

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