6th Grade · Science · Vocabulary List · shared by Luke Morgan
Free 6th Grade Science vocabulary list: explore key terms for microbiomes, microorganisms, symbiosis, and ecosystems.
🔷 DIFFERENTIATION LEVEL: STANDARD
Microbiomes Vocabulary List
This list explores the invisible world of microorganisms and how they interact with larger systems, from the human body to the deep ocean. These words focus on the relationships between microscopic structures and their functions within an ecosystem.
Word: Microbiome
Definition: In biology, a microbiome is the complete collection of tiny living organisms, such as bacteria and fungi, that inhabit a specific environment or body part.
Example: The microbiome on your skin acts like a protective shield, using millions of helpful bacteria to guard against harmful germs and infections.
Word: Microorganism
Definition: A microorganism is a living thing that is too small to be seen without a microscope, including various types of bacteria, protists, and fungi.
Example: Antonie van Leeuwenhoek used his powerful magnifying lenses to discover various microorganisms, like spheres and rods, hiding in simple drops of pond water.
Word: Symbiosis
Definition: Symbiosis describes a close and long-term relationship between two different species where at least one of the organisms receives a specific benefit for survival.
Example: The partnership between humans and gut bacteria is a perfect example of symbiosis because both species help each other stay healthy and strong.
Word: Fermentation
Definition: Fermentation is a chemical process where microorganisms break down substances, like sugar or fiber, into simpler compounds while releasing energy and gas.
Example: During the process of fermentation, baker's yeast consumes sugar in the dough to create carbon dioxide bubbles that make the bread rise.
Word: Pathogen
Definition: A pathogen is any microscopic organism, such as a specific bacterium or virus, that is capable of causing disease or…