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杨柳科属柔荑花序类,是典型的风媒传粉类群。( )

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  • 【名词&注释】

    分生孢子(conidia)、发挥作用、毛细血管(capillary)、同位语从句(appositive clause)、皮脂腺(sebaceous gland)、体循环(systemic circulation)、无性生殖(asexual reproduction)、虫媒传粉(insect pollination)、风媒传粉(anemophilous pollination)

  • [单选题]杨柳科属柔荑花序类,是典型的风媒传粉(anemophilous pollination)类群。( )

  • A. 正确
    B. 错误

  • 查看答案&解析 点击获取本科目所有试题
  • 举一反三:
  • [单选题]
  • A. cost
    B. pay
    C. care
    D. praise

  • [单选题]One reason for her preference for city life is _______ she can have easy access to places like shops and restaurants.
  • A. that
    B. how
    C. what
    D. why

  • [单选题]药物透皮吸收是指( )。
  • A. 药物通过表皮到达深层组织
    B. 药物主要通过毛囊和皮脂腺到达体内
    C. 药物通过表皮用药部位发挥作用
    D. 药物通过表皮,被毛细血管和淋巴吸收进入体循环的过程
    E. 药物通过破损的皮肤,进入体内的过程

  • [单选题]下列植物中无性生殖(asexual reproduction)产生分生孢子的有( )。
  • A. 水霉
    B. 霜霉
    C. 根霉
    D. 青霉

  • [单选题]We learn from the text that a person with heart disease has a better chance of getting well if
  • A. he has a pet companion
    B. he has less stress of work
    C. he often does mental arithmetic
    D. he is taken care of by his family

  • [单选题]
  • A. 1itres
    B. kilograms
    C. pounds
    D. kilometres

  • [单选题]The new movie to be one of the biggest money-makers of all time.
  • A. promises
    B. agrees
    C. pretends
    D. declines

  • [单选题]Thebiggestwhaleis___bluewhale,whichgrowstobeabout29meterslong—theheightof___9-storybuilding.
  • A. the;the
    B. a;a
    C. a;the
    D. the;a

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