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Gaokao Biology Practice Question

6.( 6分)某种植物病毒 V是通过稻飞虱吸食水稻汁液在水稻间传播的,稻田 中青蛙数量的增加可减少该病毒在水稻间的传播 。下列叙述正确的是 ( )

  1. A.青蛙与稻飞虱是捕食关系
  2. B.水稻和青蛙是竞争关系
  3. C.病毒 V与青蛙是寄生关系
  4. D.水稻和病毒 V是互利共生关系

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