Biology HL
Biology HL
4
Chapters
553
Notes
Theme A - Unity & diversity
Theme A - Unity & diversity
Theme B - Form & Function
Theme B - Form & Function
Theme C - Interaction &  Interdependence
Theme C - Interaction & Interdependence
Theme D - Continuity & Change
Theme D - Continuity & Change
IB Resources
Theme D - Continuity & Change
Biology HL
Biology HL

Theme D - Continuity & Change

Explore Seed Dispersal & Germination!

Word Count Emoji
502 words
Reading Time Emoji
3 mins read
Updated at Emoji
Last edited on 5th Nov 2024

Table of content

Big Idea 🎯

Seeds are like the globe-trotters of the plant world, going on epic journeys without even having legs! This is called "seed dispersal," and it's crucial for plants to avoid family feuds over resources (aka competition) and to conquer new lands (spread the species).

Seed Dispersal Vs Pollination - Not the Same!🌼

  • Seed Dispersal: Helps seeds travel far from the parent plant.
  • Pollination: The transfer of pollen for plant reproduction.

🤔 Did you know?: Seed dispersal and pollination are like two episodes of a plant's love and adventure series. They're part of the plant's sexual life cycle but serve different roles!

Types of Seed Dispersal Based on Fruit Structure🚀

Dry & Explosive

Example: Exploding cucumber (Yes, it's a real thing!)

🎆 Boom!: The seed literally bursts out, kinda like fireworks but for plants.

Fleshy & Attractive for Animals

Example: Berries

🐦 Yum Yum: Birds eat the berries and, uh, "deposit" the seeds elsewhere.

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IB Resources
Theme D - Continuity & Change
Biology HL
Biology HL

Theme D - Continuity & Change

Explore Seed Dispersal & Germination!

Word Count Emoji
502 words
Reading Time Emoji
3 mins read
Updated at Emoji
Last edited on 5th Nov 2024

Table of content

Big Idea 🎯

Seeds are like the globe-trotters of the plant world, going on epic journeys without even having legs! This is called "seed dispersal," and it's crucial for plants to avoid family feuds over resources (aka competition) and to conquer new lands (spread the species).

Seed Dispersal Vs Pollination - Not the Same!🌼

  • Seed Dispersal: Helps seeds travel far from the parent plant.
  • Pollination: The transfer of pollen for plant reproduction.

🤔 Did you know?: Seed dispersal and pollination are like two episodes of a plant's love and adventure series. They're part of the plant's sexual life cycle but serve different roles!

Types of Seed Dispersal Based on Fruit Structure🚀

Dry & Explosive

Example: Exploding cucumber (Yes, it's a real thing!)

🎆 Boom!: The seed literally bursts out, kinda like fireworks but for plants.

Fleshy & Attractive for Animals

Example: Berries

🐦 Yum Yum: Birds eat the berries and, uh, "deposit" the seeds elsewhere.

Unlock the Full Content! File Is Locked Emoji

Dive deeper and gain exclusive access to premium files of Biology HL. Subscribe now and get closer to that 45 🌟