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下列生态因子中,对生物起间接作用的是( )

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  • 【名词&注释】

    陶渊明(tao yuan-ming)

  • [单选题]下列生态因子中,对生物起间接作用的是( )

  • A. 温度
    B. 雨水
    C. 坡向
    D. 光照

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  • 举一反三:
  • [单选题]陶渊明生活的朝代是( )
  • A. 东晋
    B. 六朝
    C. 汉末
    D. 西晋

  • [单选题]Which of the following statements in supported by the passage?
  • A. The sun shines constantly and gives out the same amount of energy every year.
    B. The cause of the sun’S fluctuations is its loss of energy with each passing year
    C. It is sure that the energy sent out by the sun will drop when more sun spots appear.
    D. Fluctuations in weather pattems are the results of the pull of gravity.

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