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ap environmental science cram – biodiversity & succession

originally streamed in 2024 with Mary Claire ObludaStudent
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Review biodiversity, ecosystem services, and ecological succession for the AP Environmental Science exam. This 80-minute cram session covers APES units with practice questions, detailed explanations, and exam strategies to help you prepare for test d ...more

covered in this stream

units
Unit 2 – The Living World: Biodiversity
topics
2.1 Introduction to Biodiversity2.2 Ecosystem Services2.3 Island Biogeography2.4 Ecological Tolerance2.5 Natural Disruptions to Ecosystems2.6 Adaptations2.7 Ecological Succession

timestamps

  • 0:00

    Biodiversity Introduction

  • 0:31

    Types of Diversity

  • 1:33

    Biodiversity Loss Stressors

  • 2:37

    Genetic Diversity

  • 3:40

    Species Diversity

  • 4:42

    Extinction Impacts

  • 5:43

    HIPCO Biodiversity Loss

  • 6:48

    Invasive Species

  • 8:23

    Population Growth Effects

  • 10:29

    Pollution Impacts

  • 11:34

    Climate Change Effects

  • 13:10

    Overexploitation

  • 14:43

    Ecosystem Services Overview

  • 16:18

    Provisioning Services

  • 17:56

    Regulating Services

  • 20:02

    Cultural Services

  • 21:36

    Supporting Services

  • 22:38

    Economic Value of Services

  • 23:39

    Conservation Strategies

  • 24:43

    Breeding Programs

  • 25:44

    Laws and Treaties

  • 26:18

    Island Biogeography

  • 29:24

    Specialist Species Vulnerability

  • 30:25

    Species Richness and Evenness

  • 32:31

    Ecological Tolerance

  • 35:37

    Genetic Diversity Role

  • 38:13

    Acclimation vs Adaptation

  • 41:53

    Natural Disruptions

  • 42:58

    Wildfires

  • 44:01

    Flooding

  • 45:05

    Sea Level Rise

  • 46:41

    Disruption Effects

  • 48:45

    Adaptations Explained

  • 50:20

    Types of Adaptations

  • 53:30

    Ecological Succession

  • 54:01

    Primary Succession

  • 55:36

    Secondary Succession

  • 56:40

    Climax Communities

  • 57:14

    Practice Questions

  • 1:06:59

    Cram Quiz

  • 1:19:19

    Closing Remarks

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Company

What's New?PricingBulk DiscountsTestimonialsFAQsEmail us

Resources

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history

🌎 ap world history🇺🇸 ap us history🇪🇺 ap european history

social science

✊🏿 ap african american studies🗳️ ap comparative government🚜 ap human geography💶 ap macroeconomics🤑 ap microeconomics🧠 ap psychology👩🏾‍⚖️ ap us government

english & capstone

✍🏽 ap english language📚 ap english literature🔍 ap research💬 ap seminar

arts

🎨 ap art & design🖼️ ap art history🎵 ap music theory

science

🧬 ap biology🧪 ap chemistry♻️ ap environmental science🎡 ap physics 1🧲 ap physics 2💡 ap physics c: e&m⚙️ ap physics c: mechanics

math & computer science

🧮 ap calculus ab♾️ ap calculus bc📐 ap precalculus📊 ap statistics💻 ap computer science a⌨️ ap computer science p

world languages

🇨🇳 ap chinese🇫🇷 ap french🇩🇪 ap german🇮🇹 ap italian🇯🇵 ap japanese🏛️ ap latin🇪🇸 ap spanish language💃🏽 ap spanish literature

go beyond AP

high school exams

✏️ PSAT🎓 Digital SAT🎒 ACT

honors classes

🍬 honors algebra II🫀 honors anatomy🐇 honors biology👩🏽‍🔬 honors chemistry💲 honors economics📐 honors geometry⚾️ honors physics📏 honors pre-calculus📊 honors statistics🗳️ honors us government🇺🇸 honors us history🌎 honors world history

college classes

👩🏽‍🎤 arts👔 business🎤 communications🏗️ engineering📓 humanities➗ math🧑🏽‍🔬 science💶 social science

hs classes

🏛️ alabama history⛰️ appalachian studies🌴 california history🌍 earth science🌐 ethnic studies🐊 florida history🍑 georgia history🌎 global studies🌺 hawaiian studies📰 journalism🪶 native american studies🌵 new mexico history🤠 oklahoma history⚗️ physical science🎙️ speech and debate🤝 texas government🤠 texas history🌲 washington state history🕊️ world religions
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© 2026 Fiveable Inc. All rights reserved.

AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.