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地钱的叶状体腹面(下面)的假根和鳞片具有吸收养分、保存水分和固

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  • 【名词&注释】

    配子体(gametophyte)、孢子体(sporophyte)、裸子植物(gymnosperm)、植物体(plants)

  • [单选题]地钱的叶状体腹面(下面)的假根和鳞片具有吸收养分、保存水分和固定植物体(plants)的功能。( )

  • A. 正确
    B. 错误

  • 查看答案&解析
  • 举一反三:
  • [单选题]2008年4月海南博鳌亚洲论坛年会的主题是“_______:在变革中实现共赢。”
  • A. 美好亚洲 B. 信心亚洲
    B. 和谐亚洲
    C. 绿色亚洲

  • [单选题]三出脉是樟科植物共有的一种特征。( )
  • A. 正确
    B. 错误

  • [单选题]B Love ,suaeess, happincss, family and frecdom——how important are these valucs to you? Here is one interview which explores the fundamental questions in life.Question : Could you introduce yourselr first?
  • A. Amswer:My name is Misbah,27 years old. I was born in a war-torn area. Right now I’m a web designer.
    B. Q :What are yout grcat memorise?
    C. A:My parents xxxx to take xx to hunt birdo.and play in the fields. For me it was like a holidax xxx we were going to have fun all day long. Those aer my great mernorics.
    D. Q:Does your childhood mean a lot to you?
    E. A:Yes. As life was very hard, I used to work to help bring money in for the family. I spent my chidhood working. I learnt to be independent.
    F. Q;What changes would you like to make in your life?
    G. A:If I could change comething in my life. I’d change it so that my childhood could have taken place in another xxx. I would have loved to live with my family in freedom. Who cares whether we have mach money, or whether we have a beautiful house? It doesn’t matter as long as I can live with my family and we are safe.
    H. Q:How do you get along with your parents?
    I. A:My parcnts supported me until I came of age. I want to give back what I’ve got. That’s our way. But I am working in another city. My only contact with my parents now is tbrough the phone, but I xxx using it. It filters(过滤)out your cmotion and leaves your voice only. My deepest feelings should be passed through sight, henring and touch.
    J. 第60题:In Misbuh’s childhood, _________.
    K. he was free from worry
    L. he liked living in the countryside
    M. je was fond of getting close to nature
    N. he often spent holidays with his farnily

  • [单选题]裸子植物的胚乳是( )。
  • A. 配子体世代,核相为n
    B. 配子体世代,核相为3n
    C. 孢子体世代,核相为2n
    D. 孢子体世代,核相为3n

  • [单选题]ForthefirsttwoyearsinNewYork,theauthor_________.
  • A. oftenlostherwayB.didnotthinkaboutherfuture
    B. studiedinthreedifferentschools Dgotonwellwithherstepfather

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