Fern Life Cycles

Просмотров: 2, 216   |   Загружено: 3 мес.
icon
Next Generation Science
icon
37
icon
Скачать
iconПодробнее о видео
#ferns #lifecycles #ngscience @ngscience

Welcome to the fascinating life cycle of ferns! Let's explore how ferns grow and spread!

Step 1: Spores Released:
Ferns begin their life as tiny spores. These spores are released from special structures called sporangia, which are found on the underside of the fern leaves.

Step 2: Germinating Spore:
When a spore lands in a damp and shady spot, it begins to grow into a small, green structure called a gametophyte. This looks like a tiny, heart-shaped plant.

Step 3: Gametophyte:
The gametophyte is where the fern starts to develop. It produces special cells—sperm and eggs.

Step 4: Fertilization:
When there is water, like rain or dew, the sperm swims to the egg, and fertilization happens. This creates a new fern plant.

Step 5: Sporophyte Grows:
After fertilization, a new part of the fern called the sporophyte begins to grow. This is the leafy part of the fern that we see in nature.

Step 6: Mature Sporophyte:
As the sporophyte grows, it forms new sporangia on the underside of its leaves. Inside the sporangia, new spores develop, ready to be released when the time is right.

And that's how ferns keep growing and spreading, turning forests and gardens into beautiful, lush, green places.

Different plants have different and unique ways of reproducing. Check out related videos to learn more about the fascinating life cycles of plants.

Похожие видео

Добавлено: 55 год.
Добавил:
  © 2019-2021
  Fern Life Cycles - RusLar.Me