Fill in the Blanks Sexual ReproductionOnline version Fill in the blanks about sexual reproduction. by Marina BR 1 ovule stamens anther stamen pollen Animal pistil male filament ovary pollen stigma center two style seed Wind ovules Pollination four fertilization The male organs are called . Each stamen has parts : a long thin , and an at the end . The anther is where the plant produces . Pollen is the reproductive cell . The female organ is at the of the flower and is called the . The pistil has parts : the , the female reproductive cells , which are called , and a long tube called the . This connects the ovary to the . The stigma is sticky and catches the . occurs when pollen from the lands on the stigma of a plant . pollination is when insects , such as bees and butterflies , transfer pollen from one plant to another . pollination is when wind blows the pollen from one plant to another . The pollen travels down the style and into the ovary when the pollen joins with an , they make a . This process is called .