Understand how energy production and waste material can cause or add to water pollution. Understand function of BOD and how oxygen concentration varies with temperature.
Students will use a methylene blue indicator to study the effects of placing yeast into an enriched nutrient environment and an environment with elevated temperature. The students will relate the availability of oxygen to these changes in the environment and the overall impact on living organisms.
C. Human activities and the environment
Process Skills Checklist
Hot plate is extremely hot. Methylene blue is toxic and stains skin and clothing.
Bartlesville Independent School District 30
Environmental Science Curriculum