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

Unlocking Primary Succession Mysteries!

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

Table of content

Understanding Primary Succession 🌱

  • What is it?
    • Primary succession is the process where life begins in places without any or very few living organisms.
    • Imagine you're on a road trip, and suddenly you're in the middle of a barren desert or a vast stretch of bare rock. That's where primary succession happens!
  • Where does it start?
    • Lands with no soil, like bare rock or deposits of clay, silt, sand, or large rock fragments (Picture a desert or a rocky mountain terrain. Figure 24).
  • Who are the brave pioneers?
    • First on scene: Bacteria, lichens, and mosses. These little champs can live on bare rocks! Think of them as nature's base layer.
    • As they make a home, they create tiny bits of soil, setting the stage for other plants.
  • How does the scene change over time?
    • Small amounts of soil lead to herbs with roots making an entrance.
    • As the soil gets deeper, bigger plants like tall herbs, shrubs, and even trees begin to take over. Like when you progress from playing in a sandbox as a kid to a full-fledged playground as you grow!
  • What about animals and other critters?
    • Animals start appearing based on the plants available.
    • Just like we have different guests at a kid's birthday party and a grown-up's party, the type of plants dictates the animal guests!

General Principles of Primary Succession

  • Diversity Spree! As time goes on, more and more species pop up and call the area home.
  • Photosynthesis Party! Larger plants move in, which means more photosynthesis per area. More green means more oxygen, just like more party lights mean more fun!

  • Weaving the Web! The food web gets intricate with more players in the game.

  • Recycle, Reuse, Repeat! Dead plants and animals break down, increasing the nutrient cycling. Like upgrading from a bicycle to a motorbike, things speed up and get more efficient.

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 🌟

Nail IB's App Icon
IB Resources
Theme D - Continuity & Change
Biology HL
Biology HL

Theme D - Continuity & Change

Unlocking Primary Succession Mysteries!

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

Table of content

Understanding Primary Succession 🌱

  • What is it?
    • Primary succession is the process where life begins in places without any or very few living organisms.
    • Imagine you're on a road trip, and suddenly you're in the middle of a barren desert or a vast stretch of bare rock. That's where primary succession happens!
  • Where does it start?
    • Lands with no soil, like bare rock or deposits of clay, silt, sand, or large rock fragments (Picture a desert or a rocky mountain terrain. Figure 24).
  • Who are the brave pioneers?
    • First on scene: Bacteria, lichens, and mosses. These little champs can live on bare rocks! Think of them as nature's base layer.
    • As they make a home, they create tiny bits of soil, setting the stage for other plants.
  • How does the scene change over time?
    • Small amounts of soil lead to herbs with roots making an entrance.
    • As the soil gets deeper, bigger plants like tall herbs, shrubs, and even trees begin to take over. Like when you progress from playing in a sandbox as a kid to a full-fledged playground as you grow!
  • What about animals and other critters?
    • Animals start appearing based on the plants available.
    • Just like we have different guests at a kid's birthday party and a grown-up's party, the type of plants dictates the animal guests!

General Principles of Primary Succession

  • Diversity Spree! As time goes on, more and more species pop up and call the area home.
  • Photosynthesis Party! Larger plants move in, which means more photosynthesis per area. More green means more oxygen, just like more party lights mean more fun!

  • Weaving the Web! The food web gets intricate with more players in the game.

  • Recycle, Reuse, Repeat! Dead plants and animals break down, increasing the nutrient cycling. Like upgrading from a bicycle to a motorbike, things speed up and get more efficient.

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 🌟