In conifers, how do pollen grains reach the scales of female cones?Multiple choice question.winda pollen tube grows from the microsporangium to the megasporangiumanimalsa thin film of water is required

In conifer ______, the male gametophytes are blown by wind to the scales of female cones.Multiple choice question.seed dispersaldevelopmentgerminationpollination

Length of pollen tube depends on the distance betweenpollen grain and upper surface of stigma.pollen grain on the upper surface of stigma and ovule.pollen grain in an anther and upper surface of stigma.upper surface of stigma and lower part of style.

Explain the role of the pollen tube

Both conifers and flowering plants reproduce sexually. Which of the following statements most accurately compares or contrasts their reproductive structures?Select one:a.There are male and female cones and male and female flowers on the same plant, so both groups always self-pollinate.b.Cones are modified leaves that are like petals in that they attract pollinators.c.Closed cones protect and provide food for seeds just like fruits protect and provide food for seeds.d.Cones and flowers are adapted to producing and receiving pollen that fertilizes the ovules to produce seeds

Describe the germination of pollen grain up to the formation of male gametophyte. CBSE CLASS 12TH