Flower Power T. Trimpe 2010

1. Label the parts of the flower. Flower Basics 1. Label the parts of the flower. “Our Flowering World” Petals Pistil Stigma Style Stamen Anther Filament Ovule Ovary Sepal Image: http://www.smithlifescience.com/SciFlowerDiagramBlank.jpg

_________________ - The female part of a flower 2. Identify each part of the flower described below using the words in the word list. _________________ - The female part of a flower _________________ - A small plant that is just starting to grow _________________ - The place where pollen develops and is stored _________________ - The female sex cell in a plant _________________ - Occurs when the sperm and egg cells unite _________________ - A sugary substance that attracts insects _________________ - The male sex cell in a plant _________________ - The male part of a flower _________________ - The stalk that supports the anther _________________ - The part of the pistil that receives the pollen _________________ - Part that connects the stigma and ovary _________________ - Protective leaf-like enclosure for the flower bud _________________ - The ripened ovary of a plant that contains seeds _________________ - Flower that contains both male and female parts _________________ - Flower that lacks either male or female parts _________________ - The structures that make up the outside of the flower and maybe colored or contain nectar or perfume glands PISTIL SEEDLING ANTHER OVARY FERTILIZATION NECTAR POLLEN STAMEN FILAMENT STIGMA STYLE SEPAL FRUIT PERFECT IMPERFECT PETALS Word List: Anther Fertilization Filament Fruit Imperfect Nectar Ovary Perfect Petals Pistil Pollen Seedling Sepals Stamen Stigma Style

Ants Bats Bees Moths Birds Butterflies Flies Beetles True Bugs Wasps 3. What is the difference between self-pollination and cross-pollination? SELF-POLLINATION: POLLEN FROM A FLOWER LANDS ON THE PISTIL OF THE SAME FLOWER OR A FLOWER ON THE SAME PLANT. CROSS-POLLINATION: POLLEN FROM A FLOWER LANDS ON THE PISTIL OF THE A FLOWER ON A DIFFERENT PLANT. Ants Bats Bees Moths Birds Butterflies Flies Beetles True Bugs Wasps Pollinators Did you know? Honey bees are the most common pollinators. What insect comes in second place?