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Interactive3:12
Scholastic

Study Jams! The Nitrogen Cycle

For Students 5th - 9th Standards
Expose your class to the steps of the nitrogen cycle with this short clip. Colorful computer imagery and animation explain how nitrogen travels from the atmosphere as a gas into plants and soil, where bacteria convert it into nitrates....
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PPT
Curated OER

Nutrient Cycling

For Teachers 11th - Higher Ed
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...
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Lesson Plan
Curated OER

Regents High School Examination: Living Environment 2010

For Teachers 9th - 12th
This exam touches upon every topic within the typical first year biology course.. A broad variety of question styles give high schoolers every opportunity to show what they know. Why start from scratch when a comprehensive final exam is...
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Interactive
Learning Games Lab

Nitrogen in Pollutants

For Students 9th - 12th Standards
Responsible farming is important for maintaining natural resources. Eager scientists complete a WebQuest to explore what happens to nitrogen when it enters the soil. They learn about the chemical makeup of nitrogen-based molecules and...
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Interactive
Learning Games Lab

Fertilizing Chile

For Students 9th - 12th
Fertilizer can mean the difference between a profit and a loss. Scholars use an online interactive to explore the effects of fertilizing in agriculture. Given information about the nitrogen levels in the soil, they decide the fertilizer...
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eBook
Utah Education Network (UEN)

Utah Open Textbook: Biology

For Students 9th - 12th Standards
Curriculum resources can be expensive—but not this one. An online textbook offers informational text for a complete high school Biology course. Topics include energy flow, body system, genetics, and evolution.
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PPT
Biology Junction

Ecology

For Students 9th - 12th Standards
Psychologists study human relationships while ecologist study relationships between organisms in the environment. An introduction to ecology and the related vocabulary benefits scholars as they progress through the presentation and...
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Lesson Plan
Nuffield Foundation

Nitrogen-Fixing Bacteria in Root Nodules of Leguminous Plants

For Teachers 9th - 12th
Fixin' to add a great resource to your plans? Scholars perform an experiment to investigate nitrogen-fixing bacteria from plant roots. Along the way, they learn about the concepts of symbiosis and mutualism.
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Handout
National Institute of Open Schooling

Air Pollution

For Students 9th - 12th Standards
Seventy percent of the air pollution in China is due to car exhaust. Under the umbrella of environmental chemistry, learners extensively explore air pollution. From the makeup of our atmosphere to sources of major air pollutants, classes...
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Activity
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National Park Service

The Secret of Life

For Teachers 7th - 12th Standards
Dead trees provide nutrients for the soil, food for animals, protection and a home for organisms, a seed-bed for new trees, and a place for nitrogen-fixing bacteria to live. In the activity, pupils collect decaying logs, expose them to a...
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Lesson Plan
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NOAA

The Dead Zone

For Teachers 9th - 12th
The fifth installment of a 23-part NOAA Enrichment in Marine sciences and Oceanography (NEMO) program defines dead zones and how they form. Pupils then examine data from the Gulf of Mexico to determine dead zone formation.
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Activity
It's About Time

The Nitrogen and Phosphorous Cycles

For Teachers 7th - 12th Standards
How do we affect the ecosystem, and what can we do to preserve it? Pupils explore chemicals that promote and inhibit plant growth, then discuss the importance of nitrogen and phosphorus to the survival of organisms and describe how...
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Lesson Plan
Center Science Education

The Nitrogen Cycle Game

For Teachers 5th - 9th
Earth science experts learn about the roles of nitrogen by taking a virtual journey through the nitrogen cycle. Completing a passport worksheet along the way, they move from place to place around the classroom by the toss of dice. Each...
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Worksheet
Curated OER

Biogeochemical Cycles Study Guide

For Students 9th - 12th
The four cycles in Earth's biogeochemical system are covered in this learning exercise. Science stars fill in the blanks or define vocabulary terms pertaining to the hydrologic, carbon, nitrogen, and phosphorous cycles. This resource...
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Lesson Plan
Curated OER

The Nitrogen Cycle

For Teachers 5th
The nitrogen cycle is the focus of a well-designed science lesson. In it, learners see that plants and animals produce waste products and decompose after death. Many of the waste products include nitrogen which is absobed by other...
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PPT
Curated OER

Energy Flow Through Ecosystems

For Teachers 6th - 9th
Middle or high school environmental studies classes will learn much from this presentation on energy in ecosystems. It covers the foundational topics of trophic levels, food webs, and nutrient cycles using informational text and...
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Worksheet
Curated OER

AP: Chapter 54: Ecosystems

For Students 9th - Higher Ed
A lot of learning is packed into these 23 questions about ecosystems. Advanced biology classes apply their knowledge of communities, productivity, biogeochemical cycles, and human impact on the environment by writing short answers for...
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Worksheet
Curated OER

Dynamics of Ecosystems

For Students 9th - 12th
A set of guided notes walks your biology or environmental studies learners through the dynamics of ecosystems. They write short answers to questions about the energy budget, food webs, trophic levels, and biogeochemical cycles. One way...
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PPT
Curated OER

Biology Jeopardy

For Teachers 9th - 12th
Play Jeopardy as you review what might possibly be an entire year's high school biology course! The vast variety of questions requires that you read through the slides to make sure that they all relate to your curriculum. You could make...
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Lesson Plan
Curated OER

# 21 Measuring Nitrate by Cadmium Reduction

For Teachers Higher Ed
Students design an experiment to evaluate the effects of various treatments on the nitrogen cycle in a freshwater aquarium. They are required to maintain a laboratory notebook of all work, measure the key analytes of the biosystem at...
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Lesson Plan
Curated OER

Nitrogen Cycle-Stream Side Science

For Teachers 6th - 8th
A thorough background and nitrate sampling lab sheet are provided to share with your young scientists. After discussing the nitrogen cycle with the class, you will break them into small groups and show them how to use their inquiry...
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PPT
Curated OER

The Biogeochemical Cycles

For Teachers 9th - Higher Ed
The majority of this presentation is a collection of diagrams and graphs that back your lecture on biogeochemical cycles. The last few slides define ecosystems and the Gaia hypothesis. You may find these slides valuable, but will...
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PPT
Curated OER

Ecology

For Teachers 9th - 12th
For use early in the year with your ecology class, this collection of slides introduces viewers to cycles in nature and relationships between organisms. There is a food web diagram, but the presentation is incomplete without any diagrams...
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Lesson Plan
Curated OER

The Water Cycle

For Teachers 5th
Fifth graders identify organisms and processes involved in three cycles: the water cycle, the carbon cycle, and the nitrogen cycle. They produce a pictorial or abstract water cycle, and appropriately place life forms onto an existing...