Topic 3 - Human Body Systems
Flashcard
•
Science
•
7th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the organ system that transports needed materials to cells and removes wastes?
Back
Circulatory System
2.
FLASHCARD QUESTION
Front
What is a body structure composed of different kinds of tissues that work together?
Back
Organ
3.
FLASHCARD QUESTION
Front
What do we call a group of organs that work together to perform a major function?
Back
Organ system
4.
FLASHCARD QUESTION
Front
What is the process in which a system is turned off by the condition it produces?
Back
Negative feedback
5.
FLASHCARD QUESTION
Front
What are substances in food that provide the raw materials and energy needed for an organism?
Back
Nutrients
6.
FLASHCARD QUESTION
Front
What is the main function of the respiratory system?
Back
To exchange gases (oxygen and carbon dioxide) between the body and the environment.
7.
FLASHCARD QUESTION
Front
What is homeostasis?
Back
The process by which a body maintains a stable internal environment.
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