ARKive
Biodiversity and Evolution
Why is diversity in biology so important for an ecosystem? Explore biodiversity, evolution, and natural selection with a presentation for your biology class. It features clear information, activities for further understanding, and...
California Academy of Science
Human Evolution
As the great and hilarious Tim Minchin once said, "Science is simply the word we use to describe a method of organizing our curiosity." Science is more than just a guess; it is based on questions, observations, and evidence. High...
Curated OER
Modeling Allele Distribution Through Meiosis and Fertilization
The main objective of this activity is to illustrate the variation that results from crossing-over during prophase I of meiosis. Other sources of variation from generation to generation are: (1) independent assortment (223 possible...
Curated OER
Wildlife Study Comparison
Environmental science classes read articles about two different scientific studies. One is about the effects of contraceptive chemicals on fertility, and the other is about how a pesticide may be reducing bone density in exposed...
National Institute of Open Schooling
Compounds of Carbon Containing Nitrogen
Amines are vital to humans because they help form amino acids, the building blocks of proteins. The 30th lesson in a series of 36 specifically focuses on the organic compounds that contain nitrogen. Learners classify amines and nitro...
Curated OER
Regents High School Examination: Living Environment 2009
Emerging ecologists need a full understanding of life, from the inner workings of a cell to the complex relationships among organisms. This examination is meant to assess high schoolers after an entire year course on the living...
Curated OER
Ecology 13 Human Effects 2
Students identify and explain human effects on the environment. They explore the terms biodiversity, natural resources, ozone and global warming. After exploring all the terms , they connect technology to them and how it effects the...
Curated OER
Zebrafish Development
Students examine the early development of zebrafish as a model for embryo development in humans. They observe various stages of zebrafish reproduction from sperm and eggs to fertilized eggs and hatchlings.
Curated OER
Human Reproduction
For this human reproduction worksheet, 9th graders explain why the testes are located on the outside of the body rather than the inside. Then they explain how often eggs are released in the female. Students also describe puberty.
Curated OER
Eutrophication Lab
Learners examine the effects of detergents and fertilizers on aquatic life and describe algae. Students define the term eutrophication as the process by which a body of water, such as a pond, lake, stream, or river, has a sudden increase...
Curated OER
The Effects of "Recreational" Drugs on the Development of Chick Embryos as a Model for Human Embryogenesis
Students conduct experiments on fertilized chicken embryos to determine the possible developmental effects that various recreational drugs (caffeine, alcohol, nicotine, and aspirin) might have on them.
Curated OER
Changes in Ecosystems
In this changes in ecosystems worksheet, students complete 21 various types of questions related to ecosystem. First, they determine whether each statement is true or false based on vocabulary. Then, students determine whether natural...
Curated OER
They're Tilling that Field Behind the Mall
Unfortunately, the article for which this resource was written is not available. You can, however, find another current document on agriculture and urban development for your class to read together, and then still follow the suggested...
Florida Department of Environmental Protection
Water's Journey Expedition
Step into a scientist's shoes to go online and discover the Florida Springs Expedition, and participate in two activities focusing on how humans impact the environment. The first activity asks scholars to summarize the six dispatches at...
Curated OER
Fertilizers, Pesticides and Human Health
Students define several vocabulary terms related to chemicals and toxicology. Students calculate chemical concentrations in water and explain the toxicological principles that govern safety of substances. Students conduct an...
Curated OER
Human Embryonic Stem Cells
Students use the Internet to discover information about human embryonic stem cells from the National Institutes of Health. They examine different sides of the debate to use or not to use stem cells. They can also listen to speeches given...
Curated OER
Nutrients In Chesapeake Bay
Students perform pH and turbidity test to determine water quality. In this environmental science lesson, students analyze NASA database on chlorophyll-a in the bay. They explain how a small river area affects Chesapeake Bay.
Salt River Project
How Do We Clean Polluted Water?
How do we clean up oil spills and other pollutants in the water? Explore water treatment strategies with a set of environmental science experiments. Groups remove oil from water, work with wastewater treatment, and perform a water...
Serendip
Cell Differentiation and Epigenetics
Pregnant women exposed to PAH air pollution increase the risk of obesity in their children. The example of epigenetics, along with others, builds the basis for understanding the process of cell differentiation. Scholars view a video,...
Curated OER
We've Come a Long Way, Baby!
Middle schoolers study technology and the different reproductive technologies available today. In this human reproductive technology lesson students describe how engineers create technologies to improve the health of mothers and babies.
Curated OER
Biotechnology
A continuous cascade of information comes through this PowerPoint on biotechnology. The topic is defined, a history is presented, and basic genetic engineering techniques are explained. The topic is covered in an objective manner,...
Curated OER
Reproduction
In this reproduction activity, high schoolers review the processes involved with sexual reproduction in animals and pollination in plants. This activity has 6 fill in the blank, 5 true or false, and 9 short answer questions.
Curated OER
What Happens in the First Nine Months?
Pupils identify their feelings and learn constructive ways of handling conflict. For this conflict lesson students discuss their feelings and when they are feeling a certain way what they can do to remedy the situation.
LABScI
Genetic Equilibrium: Human Diversity
Investigate the Hardy-Weinberg Principle to explain genetic equilibrium. The 10th lesson plan of a series of 12 is a laboratory exploration of genetic equilibrium. Your classes use a mixture of beans to model allele and genotype...