🌎 IB ESS Revision Ecosystems and Ecology

🧑‍🏫 Today’s class on “Ecosystems and Ecology” is relevant for both standard level and high-level students.
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📹 Watch tutor Ana take you through the trickiest ESS concepts! In this video, she covers the topics of ecosystems and ecology!
👩‍🎓 A member of the Lanterna family since 2017, Ana has tutored over 500 hours of ESS, Biology, and Chemistry! Did you know? Ana is trilingual and aspiring to be quadrilingual by 2021!
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⌛ Video chapters ⌛

00:00 Factors influencing an ecosystem
03:03 The interactions
04:53 Some definitions
07:02 Limiting factors
08:03 Density-dependent vs density-independent
09:04 Population growth curves
10:07 Energy flow in ecosystems
11:05 Producers,consumers,decomposers
13:22 Succession vs Zonation

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