The Life Cycle of a Flowering Plant: Mechanism

24 min
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Mechanism

Follow the mechanism step by step and distinguish what causes the change from what is merely observed.

This extension applies that lens specifically to The Life Cycle of a Flowering Plant.

A flowering plant — like a bean, a sunflower or a mielie (maize) plant — has a clear life cycle:

  1. Seed. The journey begins with a seed, which holds a tiny baby plant and a food store.
  2. Germination. Given water, warmth and air, the seed sprouts: a root grows down and a shoot grows up. This sprouting is called germination.
  3. Seedling. The young plant grows leaves and gets taller.
  4. Mature plant. It becomes a full-grown plant with roots, a stem and leaves.
  5. Flowers → seeds. The plant makes flowers, and the flowers make new seeds — and the cycle can begin again.

Natural Sciences — Grade 5 — Mechanism: What is the very first stage of a flowering plant's life cycle?

Natural Sciences — Grade 5 — Mechanism: The process where a seed sprouts and starts to grow into a seedling is called ______.

Natural Sciences — Grade 5 — Mechanism: What does a seed need in order to germinate?

Name the original topic being extended by this mechanism lesson.

Which statement is the best evidence-led starting point for The Life Cycle of a Flowering Plant: Mechanism?