Organ Systems
Flashcard
•
Science
•
6th - 8th Grade
•
Hard
Barbara White
FREE Resource
Student preview
35 questions
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1.
FLASHCARD QUESTION
Front
Atom Noun
[at-um]
Back
Atom
The basic unit of a chemical element that forms the basis of all matter.
Example: This diagram shows an atom's basic structure: a central nucleus containing protons and neutrons, with electrons orbiting the nucleus in an electron cloud.
2.
FLASHCARD QUESTION
Front
Molecule Noun
[mol-uh-kyool]
Back
Molecule
A group of two or more atoms bonded together, representing the smallest fundamental unit of a chemical compound.
Example: This diagram shows a carbon dioxide (CO₂) molecule, which is made of one carbon atom and two oxygen atoms chemically bonded together.
3.
FLASHCARD QUESTION
Front
Organelle Noun
[or-guh-nel]
Back
Organelle
A specialized subunit within a cell that has a specific function, often enclosed within its own membrane.
Example: This diagram shows an organelle (the green structure) acting like a tiny factory inside a cell, converting food (rice) into usable energy (ATP).
4.
FLASHCARD QUESTION
Front
Cell Noun
[sel]
Back
Cell
The basic structural, functional, and biological unit of all known living organisms.
Example: This diagram shows a cross-section of an animal cell, labeling key parts called organelles, which are the basic building blocks of tissues and organs.
5.
FLASHCARD QUESTION
Front
Tissue Noun
[tish-oo]
Back
Tissue
A group of similar cells from the same origin that together carry out a specific function.
Example: This image shows that an organ, like the heart, is made of a group of similar cells (cardiac muscle cells) working together, which is called a tissue.
6.
FLASHCARD QUESTION
Front
Organ Noun
[or-gun]
Back
Organ
A collection of different tissues joined in a structural unit to serve a common function.
Example: This diagram shows several examples of body organs, such as the heart, lungs, and stomach, which are structures made of tissues that perform specific jobs.
7.
FLASHCARD QUESTION
Front
Organ System Noun
[or-gun sis-tum]
Back
Organ System
A group of organs that work together to perform one or more specific, complex functions.
Example: This diagram shows the respiratory system, a group of organs like the lungs and trachea that work together, which is an example of an organ system.
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