Share 7th Grade Science Unit 7
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What do we call organisms so small they can only be seen with a microscope?
Microorganisms
What are the four main types of microorganisms?
Bacteria, Microscopic fungi, Protozoa, Algae
What is the singular form of the word "bacteria"?
Bacterium
Where can bacteria be found?
In the air, water, soil, and inside our bodies
Are all bacteria harmful?
No, most are harmless and some are helpful
What kind of fungus is yeast?
A single-celled fungus
What do yeast feed on?
Sugar
What is a colony in terms of microorganisms?
A group of cells that have multiplied from a single microorganism
What dish is commonly used to grow microorganisms in a lab?
A Petri dish
What substance provides nutrients for growing microorganisms in the lab?
Agar jelly
What do we call the study of organisms and their surroundings?
Ecology
What is the original source of energy in a food chain?
The Sun
What are producers in a food chain?
Plants that make their own food using sunlight
What do consumers eat to get energy?
Plants or other animals
What do we call animals that eat only plants?
Herbivores
What do we call animals that hunt and eat other animals?
Predators
