Biology Junction
Plant Diversity
Ginkgo trees existed for more than 350 million years, and, at this time, only one species still remains. While plant diversity generally increases over geologic time, some interesting exceptions occur. Young scientists learn about plant...
Curated OER
Weathering and Soil Formation
A set of 27 slides systematically shows how weathering, erosion, and deposition contribute to soil formation. Both chemical and mechanical weathering are described, as are resulting soil layers and properties. There is no longer any need...
Curated OER
Which Plants Grew Best?
This presentation gives a visual account of a class's experiment growing sprouts under different conditions. There are three containers with the same soil and the same seeds. One of the containers got water, but no light. One got light,...
Curated OER
Soil Fertility
Fertility in soil is the topic of this presentation. Future farmers will be able to define fertilizer, list ten essential soil elements, and describe the roles of both primary and secondary nutrients in plant production. Although there...
Curated OER
Plant Science Introduction
A unique PowerPoint explains the basics of plant science. It motivates viewers to study plant science and then lists different food products, biofuels, fibers, timber, and ornamental uses of plants. It concludes with lists of careers...
Biology Junction
Plant Structure and Function: Roots, Stems, and Leaves
Scientists found fossils of plants more than 420 million years old—but plants existed for up to 100 million years prior to these fossils. Learn about the importance of plants to the entire planet. Viewing a presentation helps scholars...
Curated OER
Tic Tac Plant Parts
This plant biology PowerPoint introduces plant parts and their functions. This PowerPoint allows students to identify each plant part on a diagram, along with its' function. The slides contain a clear explanation of how each plant part...
Curated OER
Chapter One: The Importance of Soil
The grammar is problematic on several of the slides in this collection, but the information is generally accurate. If you don't mind making a some corrections rather than starting from scratch, this presentation will save you some...
Curated OER
Plant Parts Chapter #3
A few diagrams and bullet-point notes fill the 24 slides of this presentation on plant parts. The content is advanced enough for high school or college botany courses. The diagrams, however, are of substandard quality and quantity. You...
Curated OER
Plant Nutrition
The first slide displays the human nutrition pyramid, unrelated to the rest of the collection. Plant nutrients and fertilizers are really the focus. Different nutrients required by plants are listed and the roles that they play in plant...
Curated OER
Environmental Requirements
All aspects of soil and its components are reviewed here. Your class will learn how certain organisms help the quality of the earth and support growth. Different ways to enhance the chemical make-up are described and will be valuable...
Curated OER
Growing from Seed
High school or college horticulturists will appreciate this PowerPoint on seed-propagation. It walks them through the science behind seed production and germination as well as the requirements for growing plants from this stage....
Curated OER
Nutrient Cycling
AP environmental science or college-level ecology classes will glean a tremendous amount of information on nutrient cycles from this detailed PowerPoint. It covers nutrient requirements, biogeochemcial cycles, decomposition rates, and...
Scholastic
Study Jams! Mosses and Ferns
Mosses and ferns are some of the world's oldest types of plants. Here is a quality 10-slide presentation set to gentle background music for beginning botanists to view and enjoy. Accompanying captions explain that these are both...
Biology Junction
Changes in Ecosystems: Ecological Succession
Can an area with no soil turn into a forest? Scholars learn about the process of ecological succession using an interesting presentation. It covers both primary and secondary succession in the building of new ecosystems.
Curated OER
Meet the Plants
Are you looking for a PowerPoint that identifies and explains the job each plant part performs? Perhaps you've found it! Examples of different types of plants, as well as common household items derived from plants are included. The text...
Curated OER
Transport in Plants
Quite a detailed and advanced look at the transport mechanisms of a plant. The absorption and control of sugar and water concentration are explained and will help an understanding of homeostasis concepts and organ specialization.
Curated OER
Light - Plant Science Chapter #8
A brief presentation provides notes on light for agriculture pupils. Topics covered are light quality and duration, how resulting temperatures affect crop selection, vernilization, and bolting. Even though this is titled "Light," it...
Curated OER
Establishing a Lawn
The techniques for preparing soil before laying, or seeding, a lawn is covered in this set of slides. Ideal pH, fertilizer, and drainage is described. Details of the best seed type for different conditions are also given. Pictures to...
Curated OER
Houseplants
Students who need to learn more about daily responsibilities, as well as how to care for a house plant, will learn from this PowerPoint. Forty-four slides deal with basic needs of a plant, but also more complex issues are explained, such...
Biology Junction
Nonvascular and Simple Vascular Plants: Mosses to Ferns
Sometimes conservationists use specific plants to prevent erosion or fight invasive species. A 50-slide presentation covers both nonvascular and vascular plants. It discusses the plants, their stages and life cycles, reproduction, uses,...
Curated OER
Planning and Preparing a Vegetable Garden
An anticipatory slide suggests personal benefits from gardening. Then the presentation goes into choosing a location, considering soil type, the use of fertilizers, and the variety of crops available to choose from. If you are teaching...
Curated OER
Organic Matter
Written for an agriculture curriculum, this presentation on organic matter is also informative for gardening or horticulture classes. It details the chemical makeup, affecting factors, functions, maintenance, and composting to create a...
Curated OER
Unit 21 Terrariums
The history of terrariums and how to construct one are presented in this PowerPoint. Each important step aspect of terrarium care is discussed: selecting a container, drainage, soil, types of plants, and maintenance. You will want to...