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Origin of The Species
After viewing information about different types of isolation, students will see that reproduction among a group will cause the frequency of a specific trait to increase. The history of prominent scientists such as Charles Darwin are and...
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Measuring Evolution of Populations
The five agents of evolutionary change are reviewed in this slideshow. Definitions of common terms involved with populations and equilibrium are given, and there are some presentations of Hardy Weinberg equations for common examples of...
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Ecosystems
An in-depth look at ecosystems is outlined in this 13-slide PowerPoint. Students will learn about different types of ecosystems on our earth. An activity is provided on slide eight, as well as three scenarios to analyze on slide nine....
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Symbiotic Relationships
Offering a comprehensive overview of symbiotic relationships, this presentation would be a great way to introduce or review material covered in a biology class. There are definitions, examples, and a quiz on the meaning of parasitism,...
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biology - 9th Grade
The clear cartoon style slides in this presentation contain details that affect population growth. Natural disasters and other external factors are listed as density independent factors, and density dependent factors, such as competition...
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Endangered Species 1: Why are Species Endangered?
Emerging ecologists examine endangered species by visiting the US Environmental Protection Agency website. They consider human contribution to the decline of different species. They research an endangered animal and then craft a poster...
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Exploring the Global Security Matrix
Using online and newspaper resources, small groups explore the issue of global security. They answer 13 different questions on three pages that have them consider multiple risks posed by a global security system.
Explore Learning
Student Exploration: Forest Ecosystem
In this ecosystem exploration activity, students complete 2 prior knowledge questions, then use "Forest Ecosystem Gizmo" to conduct several activities, completing short answer questions when finished.
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Castle in the Sky
Students research trends on housing, including predictions about environmental factors, population growth, technology, and their effects on housing in the future. They become familiar with the work of Maxfield Parrish and his use of...
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Sample Midyear Examination (Chemistry and Biology)
A 12-page midterm exam sample can be given to young scientists in preparation for an exam. This particular installment is geared toward a class that delves into both ecology and chemistry concepts. There is no way to separate the 50...
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Mountain Lions in Arizona Overview
Here is an overview to a unit on the mountain lions of Arizona. Six different lessons take youngsters on a complete investigation of the adaptations, diet, population density, and management of these beautiful wild cats. Each of the...
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Population Biology
Young scholars define the following terms: predation, competition, carrying capacity and population. They can explain the patterns of growth and the limitations of growth. Students explain the difference between density-dependent and...
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Where is Everybody?
Middle schoolers collect data from different grade levels at their school and develop thematic maps which show population density, and determine how this might affect the school and themselves in the future.
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Population Growth Rates
Students determine the average annual rate of change (growth rate) of U.S. national population for each decade of historical census data.
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Debate on China's One Child Policy
High schoolers learn about China's One Child Policy. They read an article about a specific family's experience under the policy (not included) and research and explain the key points of the policy. They assess the pros and cons in a...
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Social Studies: Area and Population Density
Math scholars of many ages examine the concept of population density and then discuss the significance of the population densities of Minnesota and China. They figure the population density of their school.
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China's Population Growth
Learners collect data from China's population growth and determine the mean, median, and mode from the data. In this data lesson plan, pupils determine probabilities and use them to make predictions.
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AP: Chapter 52: Population Ecology
For AP biology or ecology classes, here is a worksheet that explores population growth. Carrying capacity, limiting factors, and k-strategies are dealt with using short-answer questions.
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Empty Oceans
In groups of four, pupils brainstorm about seafood. They view the Monterey Bay Aquarium Seafood Watch website to examine the problems caused by the seafood industry. Learners are then brought back together to discuss what they...
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How Does Your Population Grown?
Do you know how the population has grown of your community? Can you predict the population over the next half century? Can we find an algebraic model that matches our data? These along with many more questions can be researched by...
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Population Growth
A single slide depicts the normal population growth curve. The curve reaches a steady state when the population reaches carrying capacity. You can use this slide when teaching about populations, but it may be more effective to insert it...
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Natural Selection
Biology learners tackle evolution-related concepts when viewing this collection of slides. There are no graphics or photos, just notes in bullet-point style detailing adaptations, evidence for evolution, mechanisms for change, and types...
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From Restriction Maps to Cladograms
Biology aces analyze restriction maps to determine the relationships among different primate species and then complete a cladogram. Preface this lesson with an explanation of how restriction enzymes are used to create the DNA maps....