Microorganisms: Friends and Foes
Investigating the world of bacteria, fungi, and viruses, understanding their roles in health and disease.
About This Topic
Investigating the world of bacteria, fungi, and viruses, understanding their roles in health and disease.
Key Questions
- Compare the characteristics of bacteria, viruses, and fungi.
- Analyze the beneficial roles of microorganisms in ecosystems and human health.
- Explain how vaccines work to protect against viral infections.
Active Learning Ideas
See all activities→Activities & Teaching Strategies
See all activities
Planning templates for Scientific Inquiry and the Natural World
5E Model
The 5E Model structures lessons through five phases (Engage, Explore, Explain, Elaborate, and Evaluate), guiding students from curiosity to deep understanding through inquiry-based learning.
Unit PlannerThematic Unit
Organize a multi-week unit around a central theme or essential question that cuts across topics, texts, and disciplines, helping students see connections and build deeper understanding.
RubricSingle-Point Rubric
Build a single-point rubric that defines only the "meets standard" level, leaving space for teachers to document what exceeded and what fell short. Simple to create, easy for students to understand.
More in The Living World: Systems and Survival
Cells: The Basic Unit of Life
Exploring the fundamental structure and function of plant and animal cells, identifying key organelles.
8 methodologies
Human Respiratory System
Investigating the organs and processes involved in breathing and gas exchange.
8 methodologies
Human Circulatory System
Exploring the heart, blood vessels, and blood components, understanding their roles in nutrient and oxygen transport.
8 methodologies
Digestive System: Nutrient Absorption
Tracing the journey of food through the digestive tract and identifying organs responsible for nutrient breakdown and absorption.
8 methodologies
Nervous System: Communication Network
Investigating the brain, spinal cord, and nerves, understanding how they transmit signals and coordinate body functions.
8 methodologies
Plant Structures and Functions
Examining the roles of roots, stems, leaves, and flowers in plant survival and reproduction.
8 methodologies