1 / 12

Plant reproduction

Plant reproduction. Sexual reproduction. Flowers. a re the reproductive organs of plants . They have male parts and female parts . Stamens ( male part ). The anther is located at the top, where pollen is produced . It’s a microscopic powder made up of small grains.

shona
Télécharger la présentation

Plant reproduction

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Plantreproduction

  2. Sexual reproduction

  3. Flowers • are thereproductiveorgans of plants. • Theyhavemaleparts and femaleparts.

  4. Stamens(malepart) • Theantherislocated at the top, wherepollenisproduced. It’s a microscopicpowdermade up of smallgrains

  5. Pistil(femalepart) • It’s a stigma, whichreceivesthepollen, thestyle and theovary. (contains ovules- becomeseeds) Stament and pistilare protectedbycorolla and calyx Corolla Calyx

  6. Pollination • It’sthe transfer of pollenfromthestamenttotheovary. Itcan bewithinthesameplantorbetweenplants of thesametype

  7. Pollination • Insects are attractedbyaromaticflowers. • Thepollengrainssticktotheinsect • Unattractiveflowers. Thewindblowsthispollentothestigmas of otherflowers Insectpollination Windpollination

  8. Asexual reproduction

  9. Someplants can reproduce withoutflowersorseeds. They use parts of themselvesto reproduce

  10. They can be: • Tubers • Rhizomes • Stolons • Cuttings • Grafting They are useful in agriculture

  11. Drawthisflower in yournotebook

  12. Label Petal /Corolla Ovary Stigma Anther Style Receptacle

More Related